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 26084 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 618 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

Egypt - Mamluk Sultanate I: Absent 1260 CE 1347 CE

Shuar - Colonial: Absent 1534 CE 1830 CE

Republic of Venice III: Absent 1205 CE 1563 CE

Northern Wei: Absent 386 CE 534 CE

Konya Plain - Early Neolithic: Unknown 9600 BCE 7101 BCE

Susiana A: Unknown 6000 BCE 5701 BCE

Jenne-jeno II: Unknown 50 CE 399 CE

Fatimid Caliphate: Absent 909 CE 1170 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 
1250 CE 1273 CE (Holy Roman Empire - Fragmented Period)
Great Interregnum Rudolf I of Habsburg
1865 CE 1869 CE (Us Reconstruction-Progressive)
Andrew Johnson Ulysses S. Grant
1307 CE 1343 CE (Hausa bakwai)
Tsamia Osumanu Zamnagawa
Intra-Elite Predecessor Assassination
1430 CE 1433 CE (Ethiopia Kingdom)
Hizba Nagn Mihrka Nagn
Intra-Elite External Invasion
1809 CE 1815 CE (Kingdom of Baol)
Tié-Yaasin Duieng Tié Kumba Faatim
1506 CE 1548 CE (Poland-Lithuania Kingdom)
Sigismund I the Old Sigismund II Augustus
69 BCE 64 BCE (Seleucid Empire)
Antiochus XIII Philip II
Overturn External Inteference Predecessor Assassination
715 CE 721 CE (Proto-Carolingian)
Chilperic II Theuderic IV

and 3439 more ... coded for 263 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 
1810 CE 1821 CE (Spanish Empire II)
Mexican War of Independence
Elite Downward Mobility Uprising Revolution Successful Revolution Civil War Ruler Assassination Ruler Depose Constitution Change
633 CE 654 CE (Sasanid Empire II)
Muslim conquest of the Sasanian Empire
Population Decline Epidemic Elite Downward Mobility Civil War Fragmentation Capital Loss External Conquest Ruler Assassination Ruler Depose
1200 CE 1250 CE (Cahokia - Moorehead)
Abandoment of Cahokia Mounds
Population Decline Population Collapse
1325 CE 1361 CE (Chagatai Khanate)
Fragmentation of Chagatai Khanate
Uprising Fragmentation External Conquest Ruler Assassination Ruler Depose
1454 CE 1455 CE (Oirats)
Death of Esen Taishi and internal unrest
Uprising Civil War Ruler Assassination
1718 CE 1778 CE (Late Illinois Confederation)
French-British colonization, attacks by Haudenosaunee, internal conflict
Population Decline Population Collapse Epidemic Elite Downward Mobility Uprising Civil War Fragmentation External Conquest
403 BCE 256 BCE (Eastern Zhou)
Fragmentation of Eastern Zhou (Warring States)
Elite Downward Mobility Civil War Fragmentation External Conquest
1331 CE 1333 CE (Kamakura Shogunate)
Genkō Civil War, fall of Kamakura
Elite Downward Mobility Elite Extermination Uprising Ruler Depose

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, 1970 Riot (race) in Florida (FL), Fort Lauderdale: 1 was killed.   The New York Times

April 1, 1899 Riot (labor) in Idaho (ID), Coeur d'Alene: 2 were killed.   The New York Times

Aug. 1, 1922 Lynching (race) in Louisiana (LA), Morehouse: 3 were killed.   Paul A. Gilje, Riots In The United States

Nov. 1, 1889 Lynching (extralegal) in Wisconsin (WI), Preston: 1 was killed.   Paul A. Gilje, Riots In The United States

April 1, 1926 Riot (political) in Illinois (IL), Herrin: 6 were killed.   Paul A. Gilje, Riots In The United States

Aug. 1, 1930 Riot (prison) in Louisiana (LA), Pointe Coupee: 1 was killed.   Hartford Daily Courant Or The Hartford Courant

Aug. 1, 1967 Assassination (political) in Virginia (VA), Arlington: 1 was killed.   Wikipedia

April 1, 1914 Riot (labor) in Colorado (CO), Colorado Mine Fields: 200 were killed.   Paul A. Gilje, Riots In The United States

and 1939 more ...