Polity Population List
A viewset for viewing and editing Polity Populations.
GET /api/sc/polity-populations/?ordering=description
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non-Steppe Ukraine and European Russia", "mac_region": { "id": 5, "name": "Europe" } }, "private_comment_n": { "id": 51, "text": "a new_private_comment_text new approach for polity" } }, "comment": null, "private_comment": { "id": 1, "text": "NO_PRIVATE_COMMENTS" }, "citations": [], "curator": [] }, { "id": 733, "year_from": 1959, "year_to": 1970, "description": "", "note": null, "finalized": false, "created_date": "2023-11-22T18:32:58.442591Z", "modified_date": "2023-11-22T18:32:58.442602Z", "tag": "TRS", "is_disputed": false, "is_uncertain": false, "expert_reviewed": true, "drb_reviewed": false, "name": "Polity_population", "polity_population_from": 170557093, "polity_population_to": 208826650, "polity": { "id": 601, "name": "ru_soviet_union", "start_year": 1918, "end_year": 1991, "long_name": "Soviet Union", "new_name": "ru_soviet_union", "polity_tag": "LEGACY", "general_description": "", "shapefile_name": null, "private_comment": "", "created_date": null, "modified_date": "2023-12-12T15:11:33.853424Z", "home_nga": null, "home_seshat_region": { "id": 16, "name": "Eastern Europe", "subregions_list": "Belarus, non-Steppe Ukraine and European Russia", "mac_region": { "id": 5, "name": "Europe" } }, "private_comment_n": { "id": 1, "text": "NO_PRIVATE_COMMENTS" } }, "comment": null, "private_comment": { "id": 1, "text": "NO_PRIVATE_COMMENTS" }, "citations": [], "curator": [] }, { "id": 736, "year_from": 1989, "year_to": null, "description": "", "note": null, "finalized": false, "created_date": "2023-11-22T18:49:36.202708Z", "modified_date": "2023-11-22T18:59:55.899301Z", "tag": "TRS", "is_disputed": false, "is_uncertain": false, "expert_reviewed": true, "drb_reviewed": false, "name": "Polity_population", "polity_population_from": 262084654, "polity_population_to": 286730817, "polity": { "id": 601, "name": "ru_soviet_union", "start_year": 1918, "end_year": 1991, "long_name": "Soviet Union", "new_name": "ru_soviet_union", "polity_tag": "LEGACY", "general_description": "", "shapefile_name": null, "private_comment": "", "created_date": null, "modified_date": "2023-12-12T15:11:33.853424Z", "home_nga": null, "home_seshat_region": { "id": 16, "name": "Eastern Europe", "subregions_list": "Belarus, non-Steppe Ukraine and European Russia", "mac_region": { "id": 5, "name": "Europe" } }, "private_comment_n": { "id": 1, "text": "NO_PRIVATE_COMMENTS" } }, "comment": null, "private_comment": { "id": 1, "text": "NO_PRIVATE_COMMENTS" }, "citations": [], "curator": [] }, { "id": 734, "year_from": 1970, "year_to": 1979, "description": "", "note": null, "finalized": false, "created_date": "2023-11-22T18:45:29.163248Z", "modified_date": "2023-11-22T18:45:29.163261Z", "tag": "TRS", "is_disputed": false, "is_uncertain": false, "expert_reviewed": true, "drb_reviewed": false, "name": "Polity_population", "polity_population_from": 208826650, "polity_population_to": 241720134, "polity": { "id": 601, "name": "ru_soviet_union", "start_year": 1918, "end_year": 1991, "long_name": "Soviet Union", "new_name": "ru_soviet_union", "polity_tag": "LEGACY", "general_description": "", "shapefile_name": null, "private_comment": "", "created_date": null, "modified_date": "2023-12-12T15:11:33.853424Z", "home_nga": null, "home_seshat_region": { "id": 16, "name": "Eastern Europe", "subregions_list": "Belarus, non-Steppe Ukraine and European Russia", "mac_region": { "id": 5, "name": "Europe" } }, "private_comment_n": { "id": 1, "text": "NO_PRIVATE_COMMENTS" } }, "comment": null, "private_comment": { "id": 1, "text": "NO_PRIVATE_COMMENTS" }, "citations": [], "curator": [] }, { "id": 735, "year_from": 1970, "year_to": 1989, "description": "", "note": null, "finalized": false, "created_date": "2023-11-22T18:46:44.118296Z", "modified_date": "2023-11-22T18:46:44.118311Z", "tag": "TRS", "is_disputed": false, "is_uncertain": false, "expert_reviewed": true, "drb_reviewed": false, "name": "Polity_population", "polity_population_from": 241720134, "polity_population_to": 262084654, "polity": { "id": 601, "name": "ru_soviet_union", "start_year": 1918, "end_year": 1991, "long_name": "Soviet Union", "new_name": "ru_soviet_union", "polity_tag": "LEGACY", "general_description": "", "shapefile_name": null, "private_comment": "", "created_date": null, "modified_date": "2023-12-12T15:11:33.853424Z", "home_nga": null, "home_seshat_region": { "id": 16, "name": "Eastern Europe", "subregions_list": "Belarus, non-Steppe Ukraine and European Russia", "mac_region": { "id": 5, "name": "Europe" } }, "private_comment_n": { "id": 1, "text": "NO_PRIVATE_COMMENTS" } }, "comment": null, "private_comment": { "id": 1, "text": "NO_PRIVATE_COMMENTS" }, "citations": [], "curator": [] }, { "id": 515, "year_from": null, "year_to": null, "description": " \"By about CE 1200, there were fewer than 200,000 people in the Basin\".§REF§(Evans 2004: 438) Seshat URL: <a class=\"external free\" href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/EWW3Q2TA\" rel=\"nofollow\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/EWW3Q2TA</a>.§REF§", "note": null, "finalized": true, "created_date": null, "modified_date": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "expert_reviewed": true, "drb_reviewed": null, "name": "polity_population", "polity_population_from": 150000, "polity_population_to": 200000, "polity": { "id": 14, "name": "MxToltc", "start_year": 900, "end_year": 1199, "long_name": "Toltecs", "new_name": "mx_toltec", "polity_tag": "LEGACY", "general_description": "The Basin or Valley of Mexico is a highlands plateau in central Mexico roughly corresponding to modern-day Mexico City. Here, we are interested in the period when the Basin was under the control of a city known as Tula (c. 900-1199 CE). Some scholars have argued that Tula corresponded to Tollan, the capital of the Toltecs; according to the Aztecs as well as other Mesoamerican sources, the Toltecs were the Aztec's hegemonic predecessors in the region. §REF§ (Healan and Cobean 2012: 372) Seshat URL: <a class=\"external free\" href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/FZJZ92TE\" rel=\"nofollow\">https://www.zotero.org/groups/1051264/seshat_databank/items/FZJZ92TE</a>. §REF§ Tula itself had up to 60,000 inhabitants. §REF§ (Carballo 2019: pers. comm. to E. Cioni and G. Nazzaro) §REF§ The Basin of Mexico experienced an increase in the number of settlements, and archaeological data suggest that the rural population had access to the same material goods and trading networks as Tula. §REF§ (Healan and Cobean 2012: 377) Seshat URL: <a class=\"external free\" href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/FZJZ92TE\" rel=\"nofollow\">https://www.zotero.org/groups/1051264/seshat_databank/items/FZJZ92TE</a>. §REF§ <br>There is no evidence that Tula was the capital of an empire, but it is clear that its influence extended beyond the confines of the Basin of Mexico, and that it extracted food and other revenue from its surrounding region. The city's many buildings with large halls and evidence for feasts and other types of large gatherings, as well as depictions of processions, suggest that, perhaps like Teotihuacan, it may have relied on an administrative system wherein power was distributed among different sectors of society. §REF§ (Healan and Cobean 2012: 380) Seshat URL: <a class=\"external free\" href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/FZJZ92TE\" rel=\"nofollow\">https://www.zotero.org/groups/1051264/seshat_databank/items/FZJZ92TE</a>. §REF§ ", "shapefile_name": null, "private_comment": null, "created_date": null, "modified_date": null, "home_nga": { "id": 27, "name": "Basin of Mexico", "subregion": "Mexico", "longitude": "-99.130000000000", "latitude": "19.430000000000", "capital_city": "Ciudad de Mexico", "nga_code": "MX", "fao_country": "Mexico", "world_region": "North America" }, "home_seshat_region": { "id": 23, "name": "Mexico", "subregions_list": "Mexico", "mac_region": { "id": 7, "name": "North America" } }, "private_comment_n": { "id": 1, "text": "NO_PRIVATE_COMMENTS" } }, "comment": null, "private_comment": { "id": 1, "text": "NO_PRIVATE_COMMENTS" }, "citations": [], "curator": [] }, { "id": 511, "year_from": null, "year_to": null, "description": " \"By about CE 1200, there were fewer than 200,000 people in the Basin; in 1519, there were about 1.6 million. Thus the population doubled every 100 years between 1200 and 1500\".§REF§(Evans 2004: 438) Seshat URL: <a class=\"external free\" href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/EWW3Q2TA\" rel=\"nofollow\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/EWW3Q2TA</a>.§REF§", "note": null, "finalized": true, "created_date": null, "modified_date": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "expert_reviewed": true, "drb_reviewed": null, "name": "polity_population", "polity_population_from": 700000, "polity_population_to": 800000, "polity": { "id": 15, "name": "MxPostM", "start_year": 1200, "end_year": 1426, "long_name": "Middle Postclassic Basin of Mexico", "new_name": "mx_basin_of_mexico_10", "polity_tag": "LEGACY", "general_description": "The Basin or Valley of Mexico is a highlands plateau in central Mexico roughly corresponding to modern-day Mexico City. Here, we are interested in the phase of its prehistory known as the Middle Postclassic (c. 1200-1426 CE). By this time, Tula no longer held sway over the region, and had been replaced by several city-states (altepetl). Documents written much later record the dynastic histories and conflicts between these city-states; toward the very end of this period, they came to form growing confederations, paving the way for the Aztec empire. §REF§ (Evans 2012: 123-124) Seshat URL: <a class=\"external free\" href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/AN5IUQ7X\" rel=\"nofollow\">https://www.zotero.org/groups/1051264/seshat_databank/items/AN5IUQ7X</a>. §REF§ Major centres such as Azcapotzalco, Texcoco, or Cholula likely had between 20,000 and 30,000 inhabitants. §REF§ (Carballo 2019: pers. comm. to E. Cioni and G. Nazzaro) §REF§ Each altepetl was ruled by a king (tlatoani) and a council of nobles. §REF§ (Smith and Sergheraert 2012: 449) Seshat URL: <a class=\"external free\" href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/XC9E2B7Q\" rel=\"nofollow\">https://www.zotero.org/groups/1051264/seshat_databank/items/XC9E2B7Q</a>. §REF§ ", "shapefile_name": null, "private_comment": null, "created_date": null, "modified_date": null, "home_nga": { "id": 27, "name": "Basin of Mexico", "subregion": "Mexico", "longitude": "-99.130000000000", "latitude": "19.430000000000", "capital_city": "Ciudad de Mexico", "nga_code": "MX", "fao_country": "Mexico", "world_region": "North America" }, "home_seshat_region": { "id": 23, "name": "Mexico", "subregions_list": "Mexico", "mac_region": { "id": 7, "name": "North America" } }, "private_comment_n": { "id": 1, "text": "NO_PRIVATE_COMMENTS" } }, "comment": null, "private_comment": { "id": 1, "text": "NO_PRIVATE_COMMENTS" }, "citations": [], "curator": [] }, { "id": 301, "year_from": 1, "year_to": 1, "description": " \"Early on in the days of the Han Empire (206 BC - 220 AD) the population passed the 50m mark. But thereafter it was to stay in the band 45-60m for a thousand years.§REF§(McEvedy and Jones 1979)§REF§<br>Government census. 57,600,000 in 2 CE. 12 million family households. §REF§(Keay 2009, 144)§REF§<br>Agricultural intensification: population growth occurred in Former Han despite no increase in available arable land. Population migration to south throughout period.§REF§(Roberts 2003, 43-44)§REF§<br>60,000,000 at zenith.§REF§(Zhao 2015, 56) Zhao, Dingxin in Scheidel, Walter. ed. 2015. State Power in Ancient China and Rome. Oxford University Press.§REF§", "note": null, "finalized": true, "created_date": null, "modified_date": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "expert_reviewed": true, "drb_reviewed": null, "name": "polity_population", "polity_population_from": 57600000, "polity_population_to": 57600000, "polity": { "id": 251, "name": "CnWHan*", "start_year": -202, "end_year": 9, "long_name": "Western Han Empire", "new_name": "cn_western_han_dyn", "polity_tag": "LEGACY", "general_description": "The Western Han dynasty (also known as the Former Han) was the first lasting imperial dynasty in China.§REF§ (Theobald, 2010a) Theobald, Ulrich. 2010. “Han Dynasty 206 BCE-220 CE.” Chinaknowledge.de. <a href=\"http://www.chinaknowledge.de/History/Han/han.html\">http://www.chinaknowledge.de/History/Han/han.html</a> Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GJNWHHCH\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GJNWHHCH</a> §REF§ In 206 BCE, the first imperial Han emperor Liu Bang defeated the Qin and capture the capital of Xianyang, but was forced to yield to the rival Western Chu state.§REF§ (San 2014, 69) San, Tan Koon. 2014. Dynastic China: An Elementary History. Malaysia: The Other Press. Seshat URL: <a href=\"https://www.zotero.org/groups/seshat_databank/items/itemKey/TB95WB7F)\">https://www.zotero.org/groups/seshat_databank/items/itemKey/TB95WB7F)</a> §REF§ A period of conflict between Chu and Han lasted until 202 BCE, when Liu Bang defeated the Western Chu and declared himself emperor of the Han dynasty. (San 68) He was the first commoner to become the emperor of China.§REF§ (San 2014, 69) San, Tan Koon. 2014. Dynastic China: An Elementary History. Malaysia: The Other Press. Seshat URL: <a href=\"https://www.zotero.org/groups/seshat_databank/items/itemKey/TB95WB7F)\">https://www.zotero.org/groups/seshat_databank/items/itemKey/TB95WB7F)</a> §REF§<br>The seventh emperor of Han, Emperor Wu (r. 141-87 BCE), expanded the Western Han territory to modern Xinjiang and south China.§REF§ (Theobald, 2010a) Theobald, Ulrich. 2010. “Han Dynasty 206 BCE-220 CE.” Chinaknowledge.de. <a href=\"http://www.chinaknowledge.de/History/Han/han.html\">http://www.chinaknowledge.de/History/Han/han.html</a> Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GJNWHHCH\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GJNWHHCH</a> §REF§ During Wu Di’s rule Western Han dynasty encompassed modern China, northern Vietnam, Inner Mongolia, southern Manchuria, and parts of modern Korea.§REF§ -- “Han Dynasty.” Ancient History Encyclopedia.<a href=\"http://www.ancient.eu/Han_Dynasty/\">http://www.ancient.eu/Han_Dynasty/</a> Accessed June 12, 2017. Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/KVCUTKIW\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/KVCUTKIW</a> §REF§<br>The Western Han dynasty is known for its economic, technological, and artistic innovations. The opening of the Silk Road in 130 BCE linked China to Central Asia, Africa, Europe, and the Middle East.§REF§ -- “Han Dynasty.” Ancient History Encyclopedia.<a href=\"http://www.ancient.eu/Han_Dynasty/\">http://www.ancient.eu/Han_Dynasty/</a> Accessed June 12, 2017. Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/KVCUTKIW\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/KVCUTKIW</a> §REF§ The state controlled the production of salt, iron, and coins, and developed waterways and irrigation.§REF§(Theobald, 2010b) Theobald, Ulrich, 2010. “Han Period Science, Technology, and Inventions.” Chinaknowledge.de. <a href=\"http://www.chinaknowledge.de/History/Han/han-tech.html\">http://www.chinaknowledge.de/History/Han/han-tech.html</a> Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/RU33Q6WJ/\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/RU33Q6WJ/</a> §REF§ The use of the iron plough and other iron agricultural tools became widespread.§REF§ (Theobald, 2010b) Theobald, Ulrich, 2010. “Han Period Science, Technology, and Inventions.” Chinaknowledge.de. <a href=\"http://www.chinaknowledge.de/History/Han/han-tech.html\">http://www.chinaknowledge.de/History/Han/han-tech.html</a> Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/RU33Q6WJ/\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/RU33Q6WJ/</a> §REF§ Han artisans developed new techniques for metalwork, spinning, weaving, wood carving and pottery.§REF§ (Theobald, 2010b) Theobald, Ulrich, 2010. “Han Period Science, Technology, and Inventions.” Chinaknowledge.de. <a href=\"http://www.chinaknowledge.de/History/Han/han-tech.html\">http://www.chinaknowledge.de/History/Han/han-tech.html</a> Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/RU33Q6WJ/\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/RU33Q6WJ/</a> §REF§<br>The Western Han were overthrown by Wang Mang, who ruled as the emperor of the Xin dynasty from 9-23 CE.§REF§ (Roberts 1999, 34) Roberts, John A.G. 1999. A History of China. New York: Palgrave Macmillan. Seshat URL: <a href=\"https://www.zotero.org/groups/seshat_databank/items/itemKey/H9D8H5E9\">https://www.zotero.org/groups/seshat_databank/items/itemKey/H9D8H5E9</a> §REF§<br><i>Population and political organization</i><br>The Western Han dynasty was marked by a strong imperial government and a combination of centrally-controlled commandaries and semi-autonomous kingdoms.§REF§ (San 2014, 73) San, Tan Koon. 2014. Dynastic China: An Elementary History. Malaysia: The Other Press. Seshat URL: <a href=\"https://www.zotero.org/groups/seshat_databank/items/itemKey/TB95WB7F)\">https://www.zotero.org/groups/seshat_databank/items/itemKey/TB95WB7F)</a> §REF§ The central government promoted Confucianism as a state doctrine.§REF§ (Theobald, 2010a) Theobald, Ulrich. 2010. “Han Dynasty 206 BCE-220 CE.” Chinaknowledge.de. <a href=\"http://www.chinaknowledge.de/History/Han/han.html\">http://www.chinaknowledge.de/History/Han/han.html</a> Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GJNWHHCH\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GJNWHHCH</a> §REF§ The Western Han gradually reduced the size of the semi-autonomous kingdoms within the empire. Many kings and marquises were eventually replaced by members of the imperial clan.§REF§ (San 2014, 73) San, Tan Koon. 2014. Dynastic China: An Elementary History. Malaysia: The Other Press. Seshat URL: <a href=\"https://www.zotero.org/groups/seshat_databank/items/itemKey/TB95WB7F)\">https://www.zotero.org/groups/seshat_databank/items/itemKey/TB95WB7F)</a> §REF§ Commanderies were ruled a civil governor and military governor and were divided into counties or districts.§REF§ (Theobald, 2010a) Theobald, Ulrich. 2010. “Han Dynasty 206 BCE-220 CE.” Chinaknowledge.de. <a href=\"http://www.chinaknowledge.de/History/Han/han.html\">http://www.chinaknowledge.de/History/Han/han.html</a> Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GJNWHHCH\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GJNWHHCH</a> §REF§<br>An imperial academy was established in 124 BCE. Qualification through Confucian examinations slowly replaced hereditary assignment of government positions.§REF§ (Roberts 1999, 34) Roberts, John A.G. 1999. A History of China. New York: Palgrave Macmillan. Seshat URL: <a href=\"https://www.zotero.org/groups/seshat_databank/items/itemKey/H9D8H5E9\">https://www.zotero.org/groups/seshat_databank/items/itemKey/H9D8H5E9</a> §REF§ Although exams were used only sporadically due to the significantly aristocratic society of this period. §REF§(Mostern, Ruth. Personal Communication to Jill Levine, Dan Hoyer, and Peter Turchin. April 2020. Email)§REF§<br><br/>The population of the Western Han empire was 57.6 million in 2 CE§REF§ (Keay 2009, 144) Keay, J. 2009. China, A History, HarperPress, London. Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/Z4ACHZRD\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/Z4ACHZRD</a> §REF§, and 60 million at its peak.§REF§ (Zhao 2015, 56) Zhao, Dingxin in Scheidel, Walter. ed. 2015. State Power in Ancient China and Rome. Oxford University Press. Seshat URL:<a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/QBD9EVZQ\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/QBD9EVZQ</a> §REF§ The Western Han capital of Chang’an was home to between 250,000 and 400,000 people. §REF§ (Chase-Dunn spreadsheet)§REF§§REF§(Loewe 1986 a ) Loewe, M. 1986a. \"The Former Han,\" in Twitchett and Loewe (eds.) The Cambridge History of China. Vol. I: The Qi'in and Han Empires, 221 BC - 220 AD. Cambridge. Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/7NCDWJJ2\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/7NCDWJJ2</a> §REF§", "shapefile_name": null, "private_comment": "", "created_date": null, "modified_date": "2024-01-04T15:41:13.542749Z", "home_nga": { "id": 20, "name": "Middle Yellow River Valley", "subregion": "North China", "longitude": "112.517587000000", "latitude": "34.701825000000", "capital_city": "Luoyang", "nga_code": "CN", "fao_country": "China", "world_region": "East Asia" }, "home_seshat_region": { "id": 58, "name": "North China", "subregions_list": "North China without Tibet, Inner Mongolia, and Xinjiang", "mac_region": { "id": 4, "name": "East Asia" } }, "private_comment_n": { "id": 1, "text": "NO_PRIVATE_COMMENTS" } }, "comment": null, "private_comment": { "id": 1, "text": "NO_PRIVATE_COMMENTS" }, "citations": [], "curator": [] }, { "id": 300, "year_from": -200, "year_to": 9, "description": " \"Early on in the days of the Han Empire (206 BC - 220 AD) the population passed the 50m mark. But thereafter it was to stay in the band 45-60m for a thousand years.§REF§(McEvedy and Jones 1979)§REF§<br>Government census. 57,600,000 in 2 CE. 12 million family households. §REF§(Keay 2009, 144)§REF§<br>Agricultural intensification: population growth occurred in Former Han despite no increase in available arable land. Population migration to south throughout period.§REF§(Roberts 2003, 43-44)§REF§<br>60,000,000 at zenith.§REF§(Zhao 2015, 56) Zhao, Dingxin in Scheidel, Walter. ed. 2015. State Power in Ancient China and Rome. Oxford University Press.§REF§", "note": null, "finalized": true, "created_date": null, "modified_date": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "expert_reviewed": true, "drb_reviewed": null, "name": "polity_population", "polity_population_from": 45000000, "polity_population_to": 60000000, "polity": { "id": 251, "name": "CnWHan*", "start_year": -202, "end_year": 9, "long_name": "Western Han Empire", "new_name": "cn_western_han_dyn", "polity_tag": "LEGACY", "general_description": "The Western Han dynasty (also known as the Former Han) was the first lasting imperial dynasty in China.§REF§ (Theobald, 2010a) Theobald, Ulrich. 2010. “Han Dynasty 206 BCE-220 CE.” Chinaknowledge.de. <a href=\"http://www.chinaknowledge.de/History/Han/han.html\">http://www.chinaknowledge.de/History/Han/han.html</a> Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GJNWHHCH\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GJNWHHCH</a> §REF§ In 206 BCE, the first imperial Han emperor Liu Bang defeated the Qin and capture the capital of Xianyang, but was forced to yield to the rival Western Chu state.§REF§ (San 2014, 69) San, Tan Koon. 2014. Dynastic China: An Elementary History. Malaysia: The Other Press. Seshat URL: <a href=\"https://www.zotero.org/groups/seshat_databank/items/itemKey/TB95WB7F)\">https://www.zotero.org/groups/seshat_databank/items/itemKey/TB95WB7F)</a> §REF§ A period of conflict between Chu and Han lasted until 202 BCE, when Liu Bang defeated the Western Chu and declared himself emperor of the Han dynasty. (San 68) He was the first commoner to become the emperor of China.§REF§ (San 2014, 69) San, Tan Koon. 2014. Dynastic China: An Elementary History. Malaysia: The Other Press. Seshat URL: <a href=\"https://www.zotero.org/groups/seshat_databank/items/itemKey/TB95WB7F)\">https://www.zotero.org/groups/seshat_databank/items/itemKey/TB95WB7F)</a> §REF§<br>The seventh emperor of Han, Emperor Wu (r. 141-87 BCE), expanded the Western Han territory to modern Xinjiang and south China.§REF§ (Theobald, 2010a) Theobald, Ulrich. 2010. “Han Dynasty 206 BCE-220 CE.” Chinaknowledge.de. <a href=\"http://www.chinaknowledge.de/History/Han/han.html\">http://www.chinaknowledge.de/History/Han/han.html</a> Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GJNWHHCH\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GJNWHHCH</a> §REF§ During Wu Di’s rule Western Han dynasty encompassed modern China, northern Vietnam, Inner Mongolia, southern Manchuria, and parts of modern Korea.§REF§ -- “Han Dynasty.” Ancient History Encyclopedia.<a href=\"http://www.ancient.eu/Han_Dynasty/\">http://www.ancient.eu/Han_Dynasty/</a> Accessed June 12, 2017. Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/KVCUTKIW\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/KVCUTKIW</a> §REF§<br>The Western Han dynasty is known for its economic, technological, and artistic innovations. The opening of the Silk Road in 130 BCE linked China to Central Asia, Africa, Europe, and the Middle East.§REF§ -- “Han Dynasty.” Ancient History Encyclopedia.<a href=\"http://www.ancient.eu/Han_Dynasty/\">http://www.ancient.eu/Han_Dynasty/</a> Accessed June 12, 2017. Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/KVCUTKIW\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/KVCUTKIW</a> §REF§ The state controlled the production of salt, iron, and coins, and developed waterways and irrigation.§REF§(Theobald, 2010b) Theobald, Ulrich, 2010. “Han Period Science, Technology, and Inventions.” Chinaknowledge.de. <a href=\"http://www.chinaknowledge.de/History/Han/han-tech.html\">http://www.chinaknowledge.de/History/Han/han-tech.html</a> Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/RU33Q6WJ/\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/RU33Q6WJ/</a> §REF§ The use of the iron plough and other iron agricultural tools became widespread.§REF§ (Theobald, 2010b) Theobald, Ulrich, 2010. “Han Period Science, Technology, and Inventions.” Chinaknowledge.de. <a href=\"http://www.chinaknowledge.de/History/Han/han-tech.html\">http://www.chinaknowledge.de/History/Han/han-tech.html</a> Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/RU33Q6WJ/\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/RU33Q6WJ/</a> §REF§ Han artisans developed new techniques for metalwork, spinning, weaving, wood carving and pottery.§REF§ (Theobald, 2010b) Theobald, Ulrich, 2010. “Han Period Science, Technology, and Inventions.” Chinaknowledge.de. <a href=\"http://www.chinaknowledge.de/History/Han/han-tech.html\">http://www.chinaknowledge.de/History/Han/han-tech.html</a> Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/RU33Q6WJ/\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/RU33Q6WJ/</a> §REF§<br>The Western Han were overthrown by Wang Mang, who ruled as the emperor of the Xin dynasty from 9-23 CE.§REF§ (Roberts 1999, 34) Roberts, John A.G. 1999. A History of China. New York: Palgrave Macmillan. Seshat URL: <a href=\"https://www.zotero.org/groups/seshat_databank/items/itemKey/H9D8H5E9\">https://www.zotero.org/groups/seshat_databank/items/itemKey/H9D8H5E9</a> §REF§<br><i>Population and political organization</i><br>The Western Han dynasty was marked by a strong imperial government and a combination of centrally-controlled commandaries and semi-autonomous kingdoms.§REF§ (San 2014, 73) San, Tan Koon. 2014. Dynastic China: An Elementary History. Malaysia: The Other Press. Seshat URL: <a href=\"https://www.zotero.org/groups/seshat_databank/items/itemKey/TB95WB7F)\">https://www.zotero.org/groups/seshat_databank/items/itemKey/TB95WB7F)</a> §REF§ The central government promoted Confucianism as a state doctrine.§REF§ (Theobald, 2010a) Theobald, Ulrich. 2010. “Han Dynasty 206 BCE-220 CE.” Chinaknowledge.de. <a href=\"http://www.chinaknowledge.de/History/Han/han.html\">http://www.chinaknowledge.de/History/Han/han.html</a> Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GJNWHHCH\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GJNWHHCH</a> §REF§ The Western Han gradually reduced the size of the semi-autonomous kingdoms within the empire. Many kings and marquises were eventually replaced by members of the imperial clan.§REF§ (San 2014, 73) San, Tan Koon. 2014. Dynastic China: An Elementary History. Malaysia: The Other Press. Seshat URL: <a href=\"https://www.zotero.org/groups/seshat_databank/items/itemKey/TB95WB7F)\">https://www.zotero.org/groups/seshat_databank/items/itemKey/TB95WB7F)</a> §REF§ Commanderies were ruled a civil governor and military governor and were divided into counties or districts.§REF§ (Theobald, 2010a) Theobald, Ulrich. 2010. “Han Dynasty 206 BCE-220 CE.” Chinaknowledge.de. <a href=\"http://www.chinaknowledge.de/History/Han/han.html\">http://www.chinaknowledge.de/History/Han/han.html</a> Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GJNWHHCH\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GJNWHHCH</a> §REF§<br>An imperial academy was established in 124 BCE. Qualification through Confucian examinations slowly replaced hereditary assignment of government positions.§REF§ (Roberts 1999, 34) Roberts, John A.G. 1999. A History of China. New York: Palgrave Macmillan. Seshat URL: <a href=\"https://www.zotero.org/groups/seshat_databank/items/itemKey/H9D8H5E9\">https://www.zotero.org/groups/seshat_databank/items/itemKey/H9D8H5E9</a> §REF§ Although exams were used only sporadically due to the significantly aristocratic society of this period. §REF§(Mostern, Ruth. Personal Communication to Jill Levine, Dan Hoyer, and Peter Turchin. April 2020. Email)§REF§<br><br/>The population of the Western Han empire was 57.6 million in 2 CE§REF§ (Keay 2009, 144) Keay, J. 2009. China, A History, HarperPress, London. Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/Z4ACHZRD\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/Z4ACHZRD</a> §REF§, and 60 million at its peak.§REF§ (Zhao 2015, 56) Zhao, Dingxin in Scheidel, Walter. ed. 2015. State Power in Ancient China and Rome. Oxford University Press. Seshat URL:<a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/QBD9EVZQ\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/QBD9EVZQ</a> §REF§ The Western Han capital of Chang’an was home to between 250,000 and 400,000 people. §REF§ (Chase-Dunn spreadsheet)§REF§§REF§(Loewe 1986 a ) Loewe, M. 1986a. \"The Former Han,\" in Twitchett and Loewe (eds.) The Cambridge History of China. Vol. I: The Qi'in and Han Empires, 221 BC - 220 AD. Cambridge. Seshat URL: <a href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/7NCDWJJ2\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/7NCDWJJ2</a> §REF§", "shapefile_name": null, "private_comment": "", "created_date": null, "modified_date": "2024-01-04T15:41:13.542749Z", "home_nga": { "id": 20, "name": "Middle Yellow River Valley", "subregion": "North China", "longitude": "112.517587000000", "latitude": "34.701825000000", "capital_city": "Luoyang", "nga_code": "CN", "fao_country": "China", "world_region": "East Asia" }, "home_seshat_region": { "id": 58, "name": "North China", "subregions_list": "North China without Tibet, Inner Mongolia, and Xinjiang", "mac_region": { "id": 4, "name": "East Asia" } }, "private_comment_n": { "id": 1, "text": "NO_PRIVATE_COMMENTS" } }, "comment": null, "private_comment": { "id": 1, "text": "NO_PRIVATE_COMMENTS" }, "citations": [], "curator": [] }, { "id": 503, "year_from": null, "year_to": null, "description": " \"Just over one million people were living in the Valley of Mexico [...] in 1519 and another two to three million Aztecs dwelt in the surrounding valleys of central Mexico\".§REF§(Smith 1996: 60) Seshat URL: <a class=\"external free\" href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/6XJ65SKB\" rel=\"nofollow\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/6XJ65SKB</a>§REF§", "note": null, "finalized": true, "created_date": null, "modified_date": null, "tag": "TRS", "is_disputed": false, "is_uncertain": false, "expert_reviewed": true, "drb_reviewed": null, "name": "polity_population", "polity_population_from": 3000000, "polity_population_to": 4000000, "polity": { "id": 16, "name": "MxAztec", "start_year": 1427, "end_year": 1526, "long_name": "Aztec Empire", "new_name": "mx_aztec_emp", "polity_tag": "LEGACY", "general_description": "The Basin or Valley of Mexico is a highlands plateau in central Mexico roughly corresponding to modern-day Mexico City. Here, we are interested in the phase of its prehistory known as the Late Postclassic period, when the Aztecs or Mexica rose to power (c. 1427-1526 CE). The Aztec Empire was born from the \"Triple Alliance\" between the city-states (altepetl) of Tenochtitlan, Texcoco, and Tlacopan, who agreed to collaborate on campaign of territorial expansion and share the resulting tribute and tax payments. §REF§ (Smith and Sergheraert 2012: 449-451) Seshat URL: <a class=\"external free\" href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/XC9E2B7Q\" rel=\"nofollow\">https://www.zotero.org/groups/1051264/seshat_databank/items/XC9E2B7Q</a>. §REF§ Within a century, the three cities came to control a significant portion of Northern Mesoamerica, the main exception being the West, which, despite some military successes on the part of the Triple Alliance early on, largely remained under the control of the Tarascans. §REF§ (Evans 2012: 125) Seshat URL: <a class=\"external free\" href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/AN5IUQ7X\" rel=\"nofollow\">https://www.zotero.org/groups/1051264/seshat_databank/items/AN5IUQ7X</a>. §REF§ <br>As the empire grew, so did the power of Tenochtitlan, which became the de-facto administrative capital, whose ruler came to hold the title huey tlatoani (“high king”). Tenochtitlan's power was strongest over the empire's central provinces, where the Aztecs ruled through governors, judges, tax collectors and other officials that they appointed themselves. For the \"outer\" provinces, the Aztecs limited themselves to targeting major centres, where, again, they appointed their governors and administrative officials. Finally, the Aztecs secured their power over \"frontier\" provinces by guaranteeing military protection from external foes, in exchange for \"gifts\" of soldiers and prestige goods. §REF§ (Smith and Sergheraert 2012: 455-457) Seshat URL: <a class=\"external free\" href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/XC9E2B7Q\" rel=\"nofollow\">https://www.zotero.org/groups/1051264/seshat_databank/items/XC9E2B7Q</a>. §REF§ <br>By the time of Spanish conquest in the 1520s, Tenochtitlan likely housed between 150,000 and 250,000 people, §REF§ (Carballo 2019: pers. comm. to E. Cioni and G. Nazzaro) §REF§ perhaps even 3,000. §REF§ (De Rioja 2017: 220) Seshat URL: <a class=\"external free\" href=\"https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GC3T83JD\" rel=\"nofollow\">https://www.zotero.org/groups/1051264/seshat_databank/items/itemKey/GC3T83JD</a>. §REF§ ", "shapefile_name": null, "private_comment": null, "created_date": null, "modified_date": null, "home_nga": { "id": 27, "name": "Basin of Mexico", "subregion": "Mexico", "longitude": "-99.130000000000", "latitude": "19.430000000000", "capital_city": "Ciudad de Mexico", "nga_code": "MX", "fao_country": "Mexico", "world_region": "North America" }, "home_seshat_region": { "id": 23, "name": "Mexico", "subregions_list": "Mexico", "mac_region": { "id": 7, "name": "North America" } }, "private_comment_n": { "id": 1, "text": "NO_PRIVATE_COMMENTS" } }, "comment": null, "private_comment": { "id": 1, "text": "NO_PRIVATE_COMMENTS" }, "citations": [], "curator": [] } ] }