| Variable | Definition |
|---|---|
| Polity | The Seshat Polity ID |
| Year(s) | The years for which we have the data. [negative = BCE] |
| Tag | [Evidenced, Disputed, Suspected, Inferred, Unknown] |
| Verified | A Seshat Expert has approved this piece of data. |
| Variable | Definition |
|---|---|
| bridge | The absence or presence of bridge for a polity. |
| # | Polity | Year(s) | Bridge | Description | Edit |
|---|---|---|---|---|---|
| 111 |
(Latium - Copper Age) |
Full Year Range of Latium - Copper Age is assumed. [-3600, -1800] |
absent |
The first bridge thought to be the Pons Sublicius possibly in built 642 BCE under Ancus Marcius. | |
| 112 |
(Rome - Republic of St Peter II) |
Full Year Range of Rome - Republic of St Peter II is assumed. [904, 1198] |
present |
The popes maintained bridges across the Tiber; in other cities, such as Ravenna, the local bishops or secular officials did the same. | |
| 113 |
(Early Roman Republic) |
Full Year Range of Early Roman Republic is assumed. [-509, -264] |
present |
The first bridge thought to be the Pons Sublicius possibly in built 642 BCE under Ancus Marcius. | |
| 114 |
(Roman Kingdom) |
Full Year Range of Roman Kingdom is assumed. [-716, -509] |
present |
The first bridge thought to be the Pons Sublicius possibly in built 642 BCE under Ancus Marcius. | |
| 115 |
(Republic of St Peter I) |
Full Year Range of Republic of St Peter I is assumed. [711, 904] |
present |
Papal revenue was spent on maintenance.§REF§(Woods 1921, 47)§REF§ | |
| 116 |
(Asuka) |
Full Year Range of Asuka is assumed. [538, 710] |
present |
§REF§Brown, D., 1993.The Cambridge History of Japan, vol. 2.Cambridge: Cambridge University Press, 250.§REF§ | |
| 118 |
(Nara Kingdom) |
Full Year Range of Nara Kingdom is assumed. [710, 794] |
present |
§REF§Brown, Delmer M. 1993. The Cambridge History of Japan Volume 1: Ancient Japan. Cambridge Histories Online © Cambridge University Press.p.250§REF§ | |
| 119 |
(Western Turk Khaganate) |
Full Year Range of Western Turk Khaganate is assumed. [582, 630] |
present |
"The Türk state aspired to make the roads safe and gave its backing to the Sogdian diplomats’ trade negotiations."§REF§(Marshak 1996, 242)§REF§ | |