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 26069 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 17537 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 377 Polities

Human Sacrifice
357 records

Elymais II: Absent 25 CE 215 CE

Phoenician Empire: Present 1180 BCE 1031 BCE

Kingdom of Lydia: Unknown 670 BCE 547 BCE

Old Palace Crete: Present 1900 BCE 1701 BCE

Neo-Hittite Kingdoms: Present 1180 BCE 901 BCE

Beaker Culture: Unknown 3200 BCE 2301 BCE

Eastern Han Empire: Transitional (Present -> Absent) 25 CE 219 CE

Kushan Empire: Absent 35 CE 230 CE

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 
- (Early Cholas)
Mahendra Vikrama Gunamudita
1823 CE 1824 CE (Early United Mexican States)
Provisional Government Guadalupe Victoria
1370 CE 1405 CE (Timurid Empire)
Timur Pir Muhammed
Intra-Elite Military Revolt
1504 CE 1526 CE (Kanem-Borno)
Idris Katarkamabi Muhammad V Aminami
323 BCE 317 BCE (Macedonian Empire)
Philip III Alexander IV
Overturn Intra-Elite Military Revolt External Invasion Predecessor Assassination
1501 CE (Akan - Pre-Ashanti)
None None
292 CE (Early Classic Tikal)
Balam Ajaw ("Decorated Jaguar") K'inich Ehb'
1226 CE 1270 CE (French Kingdom - Late Capetian)
St Louis IX Philip III, the Bold

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 
1598 CE 1603 CE (Japan - Azuchi-Momoyama)
Foundation of Tokugawa Shogunate
Elite Downward Mobility Elite Extermination Uprising Ruler Depose
111 BCE 102 BCE (Western Han Empire)
Series of Uprising, Revolts and Invasions
Uprising
1867 CE 1872 CE (Late A'chik)
Colonial supression and control of the A'chik
Uprising Capital Loss External Conquest
1528 CE 1537 CE (Songhai Empire - Askiya Dynasty)
Succession Crisis
Ruler Assassination Ruler Depose
900 CE 1000 CE (Monte Alban V Early Postclassic)
Fragmentation of Monte Albán state
Lasted > a Century Fragmentation
1528 CE 1570 CE (Inca Empire)
Inca decline and civil war
Population Decline Population Collapse Epidemic Elite Downward Mobility Civil War Capital Loss External Conquest Ruler Assassination Constitution Change
551 CE (Rouran Khaganate)
Overthrow of Rouran Khaganate by Turkic peoples
Elite Downward Mobility Elite Extermination External Conquest
1830 CE 1848 CE (British Empire I)
Chartist Movement
Uprising Labor Change Suffrage Public Goods Change

and 161 more ... coded for 153 Polities

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

Aug. 1, 1850 Riot (economic) in California (CA), Sacramento, Sacramento: 5 were killed.   Paul A. Gilje, Riots In The United States

Sept. 1, 1857 Riot (religion) in Utah (UT), Mountain Meadows: 120 were killed.   Paul A. Gilje, Riots In The United States

April 1, 1887 Lynching (extralegal) in Mississippi (MS), Ripley: 1 was killed.   The New York Times

July 1, 1835 Lynching (race) in Mississippi (MS), Livingston: 2 were killed.   Paul A. Gilje, Riots In The United States

Sept. 12, 2018 Terrorism in California (CA), Bakersfield: 5 were killed.   TVPDB: The Violence Project database of mass shootings in the United States (Version 7)

Jan. 1, 1876 Lynching (race) in Louisiana (LA), West Feliciana: 2 were killed.   Paul A. Gilje, Riots In The United States

Dec. 1, 1866 Lynching (extralegal) in Texas (TX), Belton Bell: 2 were killed.   Paul A. Gilje, Riots In The United States

Nov. 1, 1916 Riot (labor) in Washington (WA), Everett: 7 were killed.   Hartford Daily Courant Or The Hartford Courant

and 1941 more ...