Section: Warfare Variables
Subsection: Military Technologies Fortifications

Ditch

The absence or presence of ditch as a military technology used in warfare.  

Kostis Christakis, Veronica Walker, Samantha Holder, Alicja Piślewska, Daniel Mullins, Artur Butkiewicz, Malwina Brachmanska, William Farrell, Edward A L Turner, PT, Kiran Basava, Marika Michalak, Jill Levine, Cesaretti, Aleksandra Neumannn, Alice Williams, Stephen Dean, Robert Harding, Marika Wałęga, Dan Hoyer, Marta Bartkowiak, Sal Witshire, Agathe Dupeyron, Katheriin Liibert, Giulia Nazzaro, Jedrzej Hordecki, PF, Robert Ross, Thomas Cressy, Rosalind Purcell, Agathe Dupreyon, RC, Agnieszka Marta Duda, Emilia Tomicka, Po-Ju Tuan, Katarzyna Harabasz, Eva Brandl, AP, Jenny Reddish, Natalia Szych, Enrico Cioni, Peter Rudiak-Gould, Alec Vulfson, Lottie Field, Hugh Bennett, Kalin Bullman, Gréine Jordan, Katarzyna Mich.

Variable Definition
Polity The Seshat Polity Name
Year(s) The years for which we have the data. [negative = BCE]
Confidence Inferred : The value is inferred.
Suspected : The value is suspected (Expert Check Needed).
Evidenced : The value is backed up by sufficient evidence.
Disputed? No : No disagreement among scholars.
Yes : There is disagreement among scholars.
Expert? : Not yet Checked by a Seshat Expert.
: Checked and accepted by a Seshat Expert (or RA).

Variable Definition Choices
ditch The absence or presence of ditch for a polity. - present
- absent
- unknown
- Transitional (Absent -> Present)
- Transitional (Present -> Absent)

# Polity Year(s) Ditch Description   Edit
191
(Ghur Principality)
Full Year Range of Ghur Principality is assumed.
[1025, 1215]
present
None
192
(Greco-Bactrian Kingdom)
Full Year Range of Greco-Bactrian Kingdom is assumed.
[-256, -125]
present
None
193
(Hephthalites)
Full Year Range of Hephthalites is assumed.
[408, 561]
present
None
194
(Eastern Han Empire)
Full Year Range of Eastern Han Empire is assumed.
[25, 220]
present
None
195
(Western Jin)
Full Year Range of Western Jin is assumed.
[265, 317]
present
None
196
(Hmong - Early Chinese)
Full Year Range of Hmong - Early Chinese is assumed.
[1895, 1941]
present
None
197
(Hmong - Late Qing)
Full Year Range of Hmong - Late Qing is assumed.
[1701, 1895]
present
None
198
(Longshan)
Full Year Range of Longshan is assumed.
[-3000, -1900]
present
None
199
(Northern Wei)
Full Year Range of Northern Wei is assumed.
[386, 534]
present
None
200
(Late Qing)
Full Year Range of Late Qing is assumed.
[1796, 1912]
present
None
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