Seshat: Global History Databank

✓ the most current and comprehensive body of knowledge about human history
✓ collects what is currently known about the social and political organization of human societies over time
✓ offers the means to study the past through well-established scientific techniques
✓ founded in 2011 and thriving ever since

Seshat

General Variables
26 variables 8888 records

Alternative Name (Identity and Location)

Polity Peak Years (Temporal Bounds)

Polity Capital (Identity and Location)

Polity Language (Language)

Polity Religion (Religion)

Degree of Centralization (Temporal Bounds)

Succeeding Entity (Supra-cultural relations)

Relationship to Preceding Entity (Supra-cultural relations)

and 18 more ... for 542 Polities

Social Complexity Variables
77 variables 26068 records

Polity Territory (Social Scale)

Polity Population (Social Scale)

Settlement Hierarchy (Hierarchical Complexity)

Irrigation System (Specialized Buildings: polity owned)

Merit Promotion (Bureaucracy Characteristics)

Formal Legal Code (Law)

Road (Transport Infrastructure)

Postal Station (Information / Postal System)

and 69 more ... for 619 Polities

Warfare Variables
49 variables 17536 records

Bronze (Military use of Metals)

Javelin (Projectiles)

Battle Axe (Handheld Weapons)

Sword (Handheld Weapons)

Horse (Animals used in warfare)

Small Vessels (canoes, etc) (Naval technology)

Shield (Armor)

Wooden Palisade (Fortifications)

and 41 more ... for 376 Polities

Human Sacrifice
357 records

New Palace Crete: Absent 1700 BCE 1451 BCE

Roman Kingdom: Present 716 BCE 510 BCE

Yemen Hijaz: Absent 632 CE 661 CE

Himyar II: Absent 378 CE 525 CE

Durrani Empire: Absent 1748 CE 1826 CE

Mongol Empire: Present 1206 CE 1367 CE

Sabaean Commonwealth: Absent 800 BCE 451 BCE

Ptolemaic Kingdom II: Absent 217 BCE 32 BCE

and 349 more ... coded for 323 Polities

CrisisDB

Power Transitions
Overturn / Intra-Elite / Military Revolt / Popular Uprising / Separatist Rebellion / External Invasion / External Interference / Predecessor Assassination 
829 CE 847 CE (Medang Kingdom)
Gurang Pikatan
1623 CE 1648 CE (Hausa bakwai)
Kutumbi Al Haji
Overturn Predecessor Assassination
1848 CE 1916 CE (Austria - Habsburg Dynasty II)
Franz Joseph I Karl I
Overturn Popular Uprising
1043 CE 1158 CE (Ọ̀ràézè Ǹrì)
Eze Nri Ifikuanim Eze Nri Buife
Intra-Elite External Invasion External Inteference
1485 CE 1486 CE (Republic of Venice III)
Marco Barbarigo Agostino Barbarigo
1412 CE 1416 CE (Late Mongols)
Dalbag Oyiradai
Intra-Elite External Inteference Predecessor Assassination
766 CE 768 CE (Late Classic Tikal)
Temple VI Ruler Yax Nuun Ayiin II ("Chitam")
1226 CE 1242 CE (Chagatai Khanate)
Chagatai Khan Qara Hülëgü

and 3439 more ... coded for 264 Polities

Crisis Consequences
Population Decline / Population Collapse / Elite Downward Mobility / Elite Extermination / Uprising / Revolution / Successful Revolution / Civil War / Lasted > a Century / Capital Loss / External Conquest / Ruler Assassination / Ruler Depose / Constitution Change / Labor Change / Unfree Labor Change / Suffrage / Public Goods Change / Religion Change 
779 CE 840 CE (Uigur Khaganate)
Decline of Uighur Khaganate
Population Decline Epidemic Capital Loss Ruler Assassination Ruler Depose
1848 CE 1867 CE (Austria - Habsburg Dynasty II)
Habsburg Empire Revolution
Elite Downward Mobility Uprising Revolution Constitution Change Unfree Labor Change
640 CE 660 CE (Wari Empire)
Wari Crisis in the Seventh Century
Population Decline Population Collapse Epidemic Uprising Civil War
1748 CE 1803 CE (Mughal Empire)
Fragmentation of the Mughal Empire
Population Decline Epidemic Elite Downward Mobility Civil War Fragmentation External Conquest Ruler Depose Constitution Change
1725 CE 1873 CE (Hmong - Late Qing)
Hmong uprisings against Qing state
Population Decline Uprising Civil War Lasted > a Century External Conquest
1156 CE 1185 CE (Heian)
Rebellion and Civil War
Elite Downward Mobility Uprising Civil War Ruler Depose Constitution Change
755 CE 763 CE (Tang Dynasty I)
An Lushan Rebellion
Population Decline Uprising Capital Loss Ruler Depose
1905 CE 1911 CE (Qajar Dynasty)
Persian Constitutional Revolution
Elite Downward Mobility Uprising Revolution Successful Revolution Ruler Depose Constitution Change

and 161 more ... coded for 153 Polities

🇺🇸 US Political Violence Database
Date / Violence Type / Violence Subtype(s) / Location(s) / Fatalities / Narrative / Source(s)

June 1, 2014 Terrorism (anti-government) in Georgia (GA), Cumming: 1 was killed.   CNN: The Cable News Network

May 1, 1905 Riot (labor, race) in Illinois (IL), Chicago: 4 were killed.   Paul A. Gilje, Riots In The United States

Jan. 1, 1787 Riot (political) in Massachusetts (MA), Springfield: 4 were killed.   Paul A. Gilje, Riots In The United States

July 1, 1932 Riot (political) in Washington (WA), Washington, D.C., District of Columbia: 1 was killed.   Historynet.Com, Paul A. Gilje, Riots In The United States

Sept. 1, 1919 Riot (labor) in Pennsylvania (PA): 2 were killed.   Hartford Daily Courant Or The Hartford Courant

Dec. 1, 1885 Riot (ethnic) in Michigan (MI), Detroit: 1 was killed.   Hartford Daily Courant Or The Hartford Courant

Nov. 1, 1974 Riot (prison) in Georgia (GA), Reidsville: 1 was killed.   Hartford Daily Courant Or The Hartford Courant

Oct. 1, 1835 Lynching (extralegal) in Virginia (VA), Lynchburg: 1 was killed.   Paul A. Gilje, Riots In The United States

and 1941 more ...