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

Objects

47

Seshat Regions

West Africa (Africa)

Southern Europe (Europe)

East Africa (Africa)

Central Europe (Europe)

Anatolia-Caucasus (Southwest Asia)

Western Europe (Europe)

Iran (Southwest Asia)

North China (East Asia)

and 39 more ... in 10 Macro Regions.

862

Polities

Nara Kingdom (in: Northeast Asia) 710 CE 794 CE

Republic of the Philippines (in: Maritime Southeast Asia) 1946 CE 2020 CE

Tuyuhun (in: Mongolia) 300 CE 663 CE

Geometric Crete (in: Southeastern Europe) 1000 BCE 710 BCE

Gurjar-Pratihara Dynasty (in: North India) 730 CE 1030 CE

Neolithic Yemen (in: Arabia) 3500 BCE 1201 BCE

Abbasid Caliphate II (in: Mesopotamia) 1191 CE 1258 CE

Japan - Final Jomon (in: Northeast Asia) 1200 BCE 300 BCE

and 854 more ... in 47 Seshat Regions.

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

Mataram Sultanate: Absent 1568 CE 1703 CE

Cahokia - Late Woodland III: Absent 600 CE 749 CE

Papal States - High Medieval Period: Absent 1198 CE 1308 CE

Jenne-jeno II: Unknown 50 CE 399 CE

Kingdom of Norway II: Absent 1263 CE 1380 CE

Egypt - Middle Kingdom: Present 2016 BCE 1721 BCE

Hoysala Kingdom: Absent 1192 CE 1253 CE

Hephthalite Empire: Absent 426 CE 561 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 
1832 CE 1833 CE (Imamate of Futa Toro)
Yusuf Mamudu Sire Dia
1505 CE 1533 CE (Grand Principality of Moscow, Rurikid Dynasty)
Vasily III Ivan IV the Terrible
2589 BCE 2566 BCE (Egypt - Classic Old Kingdom)
Khufu / Cheops Djedefre / Redjedef
222 CE 235 CE (Roman Empire - Principate)
Severus Alexander Maximinus the Thracian
Overturn Intra-Elite Military Revolt Popular Uprising Predecessor Assassination
1196 CE 1204 CE (Hungary Kingdom - Árpád Dynasty)
Emeric Ladislaus III
1846 CE 1847 CE (Early United Mexican States)
Jose Mariano Salas Antonio López de Santa Anna
1822 CE (Futa Jallon)
Yahya Ahmadu
Overturn Intra-Elite
1328 CE 1332 CE (Ifat Sultanate)
Sabr ad-Din II Jamal ad-Din
Overturn External Invasion

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 
1727 CE 1757 CE (Alaouite Dynasty I)
Succession Crisis
Uprising Civil War Ruler Assassination Ruler Depose
190 CE 250 CE (Xianbei Confederation)
Decline of Xianbei Confederation
Elite Downward Mobility Fragmentation Ruler Assassination
1890 CE 1935 CE (Us Reconstruction-Progressive)
Progressive Era
Labor Change Suffrage Public Goods Change
639 CE 687 CE (Middle Merovingian)
Division of Merovingian kingdom (after Clovis I)
Civil War Fragmentation External Conquest Ruler Depose
800 CE 900 CE (Classic Maya)
Classic Maya collapse
Population Decline Population Collapse Epidemic Lasted > a Century Fragmentation Capital Loss
1070 BCE (Egypt - New Kingdom Ramesside Period)
Collapse of New Kingdom state
Epidemic Uprising Civil War Fragmentation Constitution Change
1261 CE 1262 CE (Icelandic Commonwealth)
Norweigan Conquest of Iceland and the end of the Commonwealth
Elite Downward Mobility External Conquest Constitution Change
772 CE 778 CE (Medang Kingdom)
Hindu-Buddhist Struggles
Religion Change

and 161 more ... coded for 153 Polities

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

Oct. 1, 1919 Riot (race) in Arkansas (AR), Elaine: 200 were killed. -

July 1, 1877 Riot (labor) in Illinois (IL), East St. Louis: 18 were killed.   Wikipedia

June 7, 2017 Terrorism (work) in Pennsylvania (PA), Tunkhannock: 3 were killed.  

July 1, 2010 Terrorism (work) in New Mexico (NM), Albuquerque: 3 were killed.   The New York Times

Oct. 1, 2009 Insurrection (religion) in Michigan (MI), Dearborn: 1 was killed.   The New York Times

March 1, 1893 Lynching (race) in Mississippi (MS), Copiah: 1 was killed.   Paul A. Gilje, Riots In The United States

May 1, 1868 Assassination (political, race) in Louisiana (LA), Claiborne: 1 was killed.   Paul A. Gilje, Riots In The United States

July 1, 1929 Riot (prison) in New York (NY), Auburn: 6 were killed. -

and 1941 more ...