Section: Warfare Variables
Subsection: Military Technologies Projectiles

Tension Siege Engine

The absence or presence of tension siege engines as a military technology used in warfare. for example, catapult, onager  

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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
tension_siege_engine The absence or presence of tension siege engine for a polity. - present
- absent
- unknown
- Transitional (Absent -> Present)
- Transitional (Present -> Absent)

# Polity Year(s) Tension Siege Engine Description   Edit
301
(Asuka)
Full Year Range of Asuka is assumed.
[538, 710]
absent
None
302
(Heian)
Full Year Range of Heian is assumed.
[794, 1185]
absent
None
303
(Japan - Initial Jomon)
Full Year Range of Japan - Initial Jomon is assumed.
[-9200, -5300]
absent
None
304
(Japan - Middle Jomon)
Full Year Range of Japan - Middle Jomon is assumed.
[-3500, -2500]
absent
None
305
(Japan - Final Jomon)
Full Year Range of Japan - Final Jomon is assumed.
[-1200, -300]
absent
None
306
(Kamakura Shogunate)
Full Year Range of Kamakura Shogunate is assumed.
[1185, 1333]
absent
None
307
(Kansai - Kofun Period)
Full Year Range of Kansai - Kofun Period is assumed.
[250, 537]
absent
None
308
(Nara Kingdom)
Full Year Range of Nara Kingdom is assumed.
[710, 794]
absent
None
309
(Tokugawa Shogunate)
Full Year Range of Tokugawa Shogunate is assumed.
[1603, 1868]
absent
None
310
(Western Turk Khaganate)
Full Year Range of Western Turk Khaganate is assumed.
[582, 630]
present
None
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