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 8889 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 543 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

Hellenistic Crete: Absent 323 BCE 69 BCE

Egypt - Mamluk Sultanate I: Absent 1260 CE 1347 CE

Zungharian Empire: Absent 1695 CE 1745 CE

New Palace Crete: Present 1700 BCE 1451 BCE

Yemen Hijaz: Absent 632 CE 661 CE

Kachi Plain - Chalcolithic: Unknown 4000 BCE 3201 BCE

Ayyubid Sultanate: Absent 1171 CE 1250 CE

Konya Plain - Early Neolithic: Unknown 9600 BCE 7101 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 
1727 CE 1745 CE (Zungharian Empire)
Galdan Tsereng Tsewang Dorji Namjal
1334 CE 1335 CE (Chagatai Khanate)
Buzan Changshi
Overturn Intra-Elite
1841 CE (Imamate of Futa Toro)
Interregnum Mamadu Biran Wan
1805 CE 1809 CE (Antebellum US)
Thomas Jefferson James Madison
1450 CE 1467 CE (Jaffna)
Sri Singhabodhi Buvanekavahu Vijayavahu
Overturn External Inteference
1101 CE 1130 CE (Fatimid Caliphate)
Al-Amir Al-Hafiz
Overturn Intra-Elite Predecessor Assassination
872 CE 882 CE (Republic of St Peter I)
John VIII Marinus I
1553 CE (Republic of Venice III)
Francesco Donato Marcantonio Trivisan

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 
1918 CE 1938 CE (Austria - Habsburg Dynasty II)
World Wars, First Austrian Republic
Population Decline Epidemic Elite Downward Mobility Uprising Revolution Successful Revolution Civil War Fragmentation Ruler Assassination Ruler Depose Constitution Change
1140 BCE 1030 BCE (Phoenician Empire)
Phoenecian Cities Conflicts
Civil War
604 CE 618 CE (Sui Dynasty)
Rebellions and Revolts
Uprising Civil War Ruler Assassination
1823 CE 1895 CE (Ashanti Empire)
Series of Wars against the British (Anglo-Ashanti Wars)
Elite Downward Mobility Elite Extermination Uprising Revolution Civil War Capital Loss External Conquest Ruler Depose Constitution Change
1819 CE 1820 CE (Kingdom of Hawaii - Kamehameha Period)
Contact Period
Population Decline Epidemic
1598 CE 1613 CE (Grand Principality of Moscow, Rurikid Dynasty)
Time of Troubles
Population Decline Epidemic Uprising Civil War External Conquest Ruler Assassination Ruler Depose
331 BCE 275 BCE (Achaemenid Empire)
Fall of the Achaemenid Empire, Wars of the Diadochi
Elite Downward Mobility Civil War Fragmentation External Conquest Ruler Assassination
990 CE 1019 CE (Medang Kingdom)
Unrest and Collapse of Medang
Elite Downward Mobility Elite Extermination Uprising Fragmentation Ruler Assassination

and 161 more ... coded for 153 Polities

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

Sept. 1, 1897 Lynching (extralegal) in Indiana (IN), Osgood: 5 were killed.   The New York Times

Jan. 1, 1943 Riot (race) in California (CA), Impo: 1 was killed.   Hartford Daily Courant Or The Hartford Courant

May 1, 1861 Lynching (extralegal) in California (CA): 1 was killed.   Paul A. Gilje, Riots In The United States

Feb. 1, 1980 Riot (prison) in New Mexico (NM): 33 were killed.   The New York Times

Jan. 1, 1966 Riot (race) in Illinois (IL), Chicago: 2 were killed.   Paul A. Gilje, Riots In The United States

May 1, 1918 Lynching (race) in Florida (FL), Miami: 1 was killed.   Paul A. Gilje, Riots In The United States

May 1, 1885 Riot (labor) in Illinois (IL), Lemont, Joliet: 4 were killed.   Paul A. Gilje, Riots In The United States

July 1, 1903 Riot (race) in Pennsylvania (PA), Indiana: 2 were killed.   Hartford Daily Courant Or The Hartford Courant

and 1941 more ...