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 26062 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

Middle Roman Republic: Present 264 BCE 134 BCE

Akkadian Empire: Absent 2250 BCE 2113 BCE

Kachi Plain - Urban Period II: Absent 2100 BCE 1801 BCE

Yemen - Tahirid Dynasty: Absent 1454 CE 1517 CE

La Tene A-B1: Present 474 BCE 325 BCE

Post-Mauryan Kingdoms: Absent 205 BCE 101 BCE

Kachi Plain - Urban Period I: Absent 2500 BCE 2101 BCE

Elam - Awan Dynasty I: Absent 2675 BCE 2251 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 
1800 CE 1801 CE (Ethiopia Kingdom III)
Demetros Egwale Seyon
Overturn Intra-Elite
275 CE 276 CE (Roman Empire - Principate)
Tacitus Florian
Overturn Military Revolt Separatist Rebellion Predecessor Assassination
960 CE 992 CE (Polish Kingdom - Piast Dynasty)
Mieszko I Bolesław I the Brave
Overturn Intra-Elite
1197 CE (Polonnaruwa)
Chodaganga Lilavati
Overturn Intra-Elite
1364 CE 1380 CE (French Kingdom - Early Valois)
Charles V, the Wise Charles VI, the Mad
External Invasion External Inteference
1252 CE 1266 CE (Kamakura Shogunate)
Prince Munetaka Prince Koreyasu
Overturn Intra-Elite
630 CE 631 CE (Sasanid Empire II)
Boran (Queen) Azarmedukht
Overturn Intra-Elite Military Revolt Predecessor Assassination
1452 CE (Hausa bakwai)
Dakauta Yakubu

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 
157 BCE 63 BCE (Seleucid Empire)
Seleucid Dynastic Wars
Uprising Civil War Fragmentation External Conquest Ruler Assassination Ruler Depose
583 CE 700 CE (Eastern Turk Khaganate)
Division of Turkic Khaganate into western and eastern halves
Population Decline Epidemic Elite Downward Mobility Civil War Fragmentation Ruler Assassination
1070 BCE (Egypt - New Kingdom Ramesside Period)
Collapse of New Kingdom state
Epidemic Uprising Civil War Fragmentation Constitution Change
840 CE 843 CE (Carolingian Empire II)
Carolingian Civil War
Elite Downward Mobility Civil War Fragmentation Ruler Depose Constitution Change
1405 CE 1526 CE (Timurid Empire)
Disintegration of Timurid Empire
Civil War Lasted > a Century Fragmentation External Conquest
1261 CE 1262 CE (Icelandic Commonwealth)
Norweigan Conquest of Iceland and the end of the Commonwealth
Elite Downward Mobility External Conquest Constitution Change
306 CE 324 CE (Roman Empire - Dominate)
Civil Wars of Tetrarchy
Uprising Civil War Constitution Change
1856 CE 1864 CE (Russian Empire, Romanov Dynasty II)
Reforms of Tsar Alexander II
Labor Change Unfree Labor Change 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)

Jan. 1, 2015 Terrorism in Idaho (ID), Moscow: 3 were killed.   Reuters

Nov. 1, 1874 Riot (political) in Alabama (AL), Spring Hill: 1 was killed.   Hartford Daily Courant Or The Hartford Courant

March 1, 1952 Terrorism in Nebraska (NE), Merriman: 3 were killed.   The New York Times

Jan. 7, 1973 Terrorism in Louisiana (LA), New Orleans: 7 were killed.   TVPDB: The Violence Project database of mass shootings in the United States (Version 7)

Dec. 7, 1993 Terrorism in New York (NY), Garden City Park: 6 were killed.   TVPDB: The Violence Project database of mass shootings in the United States (Version 7)

Dec. 1, 1915 Riot (race) in Georgia (GA), Early: 6 were killed.   Paul A. Gilje, Riots In The United States

March 1, 1875 Riot (labor) in Pennsylvania (PA), Hazelton: 1 was killed.   Hartford Daily Courant Or The Hartford Courant

Jan. 1, 1851 Lynching (ethnic) in California (CA), San Francisco: 4 were killed.   Paul A. Gilje, Riots In The United States

and 1941 more ...