Home Region:  West Africa (Africa)

Jenne-jeno IV

900 CE 1300 CE
D G SC WF RG EQ 2020  ml_jenne_jeno_4 / MlJeJe4
Preceding Entity: Add one more here.
[continuity; Jenne-Jeno III] [continuity]   Update here

Succeeding Entity:
No Polity found. Add one here.


  General Description   The archaeological site of Jenne-jeno (or Djenné-djenno) is a mound located in the Niger Inland Delta, a region of West Africa just south of the Sahara and part of modern-day Mali, characterized by lakes and floodplains. It was continuously inhabited between 250 BCE and 1300 CE. ’Jenne-jeno IV’ refers to the period from 900 to 1300 CE. This roughly corresponds to the tail end of the region’s ’urban prosperity’ phase, and the beginning of the ’urban shake-up’. [1] By this period, the inhabitants of Jenne-jeno had established long-distance trade networks and developed bronzeworking. Around 1000, they started working with brass, and the population continued to grow, reaching its peak between 1100 and 1200. They also produced an impressive corpus of terracotta figurines. However, in the 13th century, the population decreased rapidly, eventually leading to the abandonment of several sites, Jenne-jeno included, by 1400. The reasons for the decline are unclear, but they may include climate change, pandemic diseases such as plague, cultural upheaval deriving from the arrival of Islam and horses, and the emergence of the great West African empires of Ghana, Mali and Songhai. [2]
Population and political organization
No population estimates could be found specifically for this period. However, the combined population of Jenne-jeno and its satellites within a one-kilometre radius had probably reached 10,000-26,000 people by 800 CE. The population continued to grow until 1200, and then rapidly declined in the 13th and 14th centuries. [3]
The political organization of Jenne-jeno may have been quite different from that of other ancient cities. In several decades of excavation, clear evidence for hierarchies of any kind has yet to be unearthed: it seems that Jenne-jeno had no palaces, rich tombs, temples, public buildings, or monumental architecture. Indeed, the city’s very layout ‒ an assemblage of dispersed clusters ‒ suggests a resistance to centralization. [4] It is possible that, at this time, Niger Inland Delta society was organized ’heterarchically’ rather than hierarchically: that is, it was divided into multiple components, each deriving authority from separate or overlapping sources, with mechanisms in place to prevent any one group from monopolizing power. [5]

[1]: (McIntosh 2006, 175-76) Roderick McIntosh. 2006. Ancient Middle Niger. Cambridge: Cambridge University Press.

[2]: (McIntosh 2006, 176-177) Roderick McIntosh. 2006. Ancient Middle Niger. Cambridge: Cambridge University Press.

[3]: (McIntosh 2006, 174-77) Roderick McIntosh. 2006. Ancient Middle Niger. Cambridge: Cambridge University Press.

[4]: (McIntosh 2006, 189) Roderick McIntosh. 2006. Ancient Middle Niger. Cambridge: Cambridge University Press.

[5]: (McIntosh 2006, 228-29) Roderick McIntosh. 2006. Ancient Middle Niger. Cambridge: Cambridge University Press.

General Variables
Social Complexity Variables
Social Scale
Hierarchical Complexity
Professions
Bureaucracy Characteristics
Law
Specialized Buildings: polity owned
Transport Infrastructure
Special-purpose Sites
Information / Writing System
Information / Kinds of Written Documents
Information / Money
Information / Postal System
Information / Measurement System
Warfare Variables (Military Technologies)
Economy Variables (Luxury Goods) Coding in Progress.
Religion Variables Coding in Progress.
Crisis Consequences Coding in Progress.
Power Transitions Coding in Progress.

NGA Settlements:

Year Range Jenne-jeno IV (ml_jenne_jeno_4) was in:
 (900 CE 999 CE)   Niger Inland Delta
Home NGA: Niger Inland Delta
General Variables
Identity and Location Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Utm Zone 30 P Confident 900 CE  1300 CE
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Original Name Jenne-jeno IV Confident 900 CE  1300 CE
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Alternative Name Jenne-jeno Phase IV Confident 900 CE  1300 CE
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Alternative Name Djoboro Confident 900 CE  1300 CE
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Alternative Name Do-Dojobor Confident 900 CE  1300 CE
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Alternative Name Zoboro Confident 900 CE  1300 CE
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Alternative Name Old Jenne Confident 900 CE  1300 CE
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Alternative Name Djenne-jeno Confident 900 CE  1300 CE
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Temporal Bounds Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Peak Years 1100 CE Confident
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Duration [900 CE ➜ 1300 CE] Confident
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Political and Cultural Relations Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Suprapolity Relations unknown [---] Suspected 900 CE  1300 CE
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Supracultural Entity Jenne Culture Confident 900 CE  1300 CE
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Succeeding Entity Sosso Kingdom Confident 900 CE  1300 CE
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Scale of Supracultural Interaction 25,000 km2 Confident 900 CE  1300 CE
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Relationship to Preceding Entity continuity Confident 900 CE  1300 CE
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Preceding Entity
CE
continuity; Jenne-Jeno III [continuity]    Update here
Confident
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Degree of Centralization quasi-polity Confident 900 CE  1300 CE
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Language Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Linguistic Family NO_VALUE_ON_WIKI Confident 900 CE  1300 CE
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Religion Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Social Complexity Variables
Social Scale Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Population of the Largest Settlement [20,000 to 30,000] people Confident 900 CE  1300 CE
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Polity Territory 1,100 km2 Confident 900 CE  1300 CE
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Polity Population [25,000 to 30,000] people Confident 900 CE  1300 CE
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Hierarchical Complexity Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Settlement Hierarchy - Undecided 900 CE  1300 CE
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Religious Level - Undecided 900 CE  1300 CE
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Military Level - Undecided 900 CE  1300 CE
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Administrative Level [1 to 3] Confident 900 CE  1300 CE
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Professions Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Professional Soldier Absent Inferred 900 CE  1300 CE
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Professional Priesthood Unknown Suspected 900 CE  1300 CE
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Professional Military Officer Absent Inferred 900 CE 1000 CE
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Professional Military Officer Present Confident Uncertain 1001 CE 1300 CE
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Professional Military Officer Absent Confident Uncertain 1001 CE 1300 CE
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Occupational Complexity Uncoded Undecided 900 CE  1300 CE
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Bureaucracy Characteristics Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Specialized Government Building Unknown Suspected 900 CE  1300 CE
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Merit Promotion Unknown Suspected 900 CE  1300 CE
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Full Time Bureaucrat Unknown Suspected 900 CE  1300 CE
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Examination System Unknown Suspected 900 CE  1300 CE
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Law Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Professional Lawyer Unknown Suspected 900 CE  1300 CE
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Judge Unknown Suspected 900 CE  1300 CE
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Unknown Suspected 900 CE  1300 CE
Court Unknown Suspected 900 CE  1300 CE
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Specialized Buildings: polity owned Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Market Present Inferred 900 CE  1300 CE
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Irrigation System Present Confident 900 CE  1300 CE
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Food Storage Site Present Inferred 900 CE  1300 CE
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Drinking Water Supply System Unknown Suspected 900 CE  1300 CE
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Transport Infrastructure Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Road Present Inferred 900 CE  1300 CE
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Port Present Inferred 900 CE  1300 CE
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Canal Unknown Suspected 900 CE  1300 CE
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Bridge Unknown Suspected 900 CE  1300 CE
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Special-purpose Sites Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Mines or Quarry Present Confident 900 CE  1300 CE
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Enclosure Uncoded Undecided 900 CE  1300 CE
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Ceremonial Site Uncoded Undecided 900 CE  1300 CE
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Information / Writing System Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Written Record Absent Confident 900 CE  1300 CE
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Script Absent Confident 900 CE  1300 CE
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Phonetic Alphabetic Writing Absent Confident 900 CE  1300 CE
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Nonwritten Record Present Confident 900 CE  1300 CE
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Non Phonetic Writing Absent Confident 900 CE  1300 CE
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Mnemonic Device Unknown Suspected 900 CE  1300 CE
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Information / Kinds of Written Documents Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Scientific Literature Absent Confident 900 CE  1300 CE
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Sacred Text Absent Confident 900 CE  1300 CE
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Religious Literature Absent Confident 900 CE  1300 CE
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Practical Literature Absent Confident 900 CE  1300 CE
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Philosophy Absent Confident 900 CE  1300 CE
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Lists Tables and Classification Absent Confident 900 CE  1300 CE
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History Absent Confident 900 CE  1300 CE
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Fiction Absent Confident 900 CE  1300 CE
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Calendar Absent Confident 900 CE  1300 CE
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Information / Money Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Token Unknown Suspected 900 CE  1300 CE
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Precious Metal Unknown Suspected 900 CE  1300 CE
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Paper Currency Unknown Suspected 900 CE  1300 CE
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Indigenous Coin Present Confident Disputed 900 CE  1300 CE
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Indigenous Coin Absent Confident Disputed 900 CE  1300 CE
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Foreign Coin Present Inferred 900 CE  1300 CE
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Article Present Confident 900 CE  1300 CE
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Information / Postal System Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Postal Station Unknown Suspected 900 CE  1300 CE
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General Postal Service Unknown Suspected 900 CE  1300 CE
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Courier Unknown Suspected 900 CE  1300 CE
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Information / Measurement System Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Warfare Variables (Military Technologies)
Fortifications Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Wooden Palisade Absent Confident 900 CE  1300 CE
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Stone Walls Non Mortared Absent Confident 900 CE  1300 CE
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Stone Walls Mortared Absent Confident 900 CE  1300 CE
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Settlements in a Defensive Position Absent Confident 900 CE  1300 CE
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Modern Fortification Absent Confident 900 CE  1300 CE
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Moat Absent Confident 900 CE  1300 CE
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Fortified Camp Absent Confident 900 CE  1300 CE
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Earth Rampart Absent Confident Uncertain 900 CE  1300 CE
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Earth Rampart Present Confident Uncertain 900 CE  1300 CE
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Ditch Absent Confident 900 CE  1300 CE
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Complex Fortification Absent Confident 900 CE  1300 CE
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Long Wall unknown Suspected 900 CE  1300 CE
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Military use of Metals Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Steel Absent Confident 900 CE  1300 CE
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Iron Present Confident Uncertain 900 CE  1300 CE
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Iron Absent Confident Uncertain 900 CE  1300 CE
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Copper Absent Confident 900 CE  1300 CE
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Bronze Absent Confident 900 CE  1300 CE
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Projectiles Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Tension Siege Engine Absent Confident 900 CE  1300 CE
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Sling Siege Engine Absent Confident 900 CE  1300 CE
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Sling Absent Confident 900 CE  1300 CE
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Self Bow Present Confident Uncertain 900 CE  1300 CE
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Self Bow Absent Confident Uncertain 900 CE  1300 CE
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Javelin Present Confident Uncertain 900 CE  1300 CE
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Javelin Absent Confident Uncertain 900 CE  1300 CE
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Handheld Firearm Absent Confident 900 CE  1300 CE
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Gunpowder Siege Artillery Absent Confident 900 CE  1300 CE
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Crossbow Absent Confident 900 CE  1300 CE
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Composite Bow Present Confident Uncertain 900 CE  1300 CE
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Composite Bow Absent Confident Uncertain 900 CE  1300 CE
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Atlatl Absent Confident 900 CE  1300 CE
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Handheld weapons Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
War Club Present Confident Uncertain 900 CE  1300 CE
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War Club Absent Confident Uncertain 900 CE  1300 CE
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Sword Present Confident Uncertain 900 CE  1300 CE
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Sword Absent Confident Uncertain 900 CE  1300 CE
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Spear Present Confident Uncertain 900 CE  1300 CE
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Spear Absent Confident Uncertain 900 CE  1300 CE
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Polearm Absent Confident 900 CE  1300 CE
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Dagger Absent Confident 900 CE  1300 CE
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Battle Axe Absent Confident 900 CE  1300 CE
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Animals used in warfare Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Horse Present Confident Uncertain 900 CE  1300 CE
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Horse Absent Confident Uncertain 900 CE  1300 CE
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Elephant Absent Confident 900 CE  1300 CE
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Donkey Absent Confident 900 CE  1300 CE
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Dog Absent Confident 900 CE  1300 CE
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Camel Absent Confident 900 CE  1300 CE
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Armor Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Wood Bark Etc Present Confident Uncertain 900 CE  1300 CE
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Wood Bark Etc Absent Confident Uncertain 900 CE  1300 CE
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Shield Present Confident Uncertain 900 CE  1300 CE
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Shield Absent Confident Uncertain 900 CE  1300 CE
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Scaled Armor Absent Confident 900 CE  1300 CE
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Plate Armor Present Confident Uncertain 900 CE  1300 CE
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Plate Armor Absent Confident Uncertain 900 CE  1300 CE
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Limb Protection Present Confident Uncertain 900 CE  1300 CE
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Limb Protection Absent Confident Uncertain 900 CE  1300 CE
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Leather Cloth Present Confident Uncertain 900 CE  1300 CE
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Leather Cloth Absent Confident Uncertain 900 CE  1300 CE
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Laminar Armor Absent Confident 900 CE  1300 CE
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Helmet Present Confident Uncertain 900 CE  1300 CE
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Helmet Absent Confident Uncertain 900 CE  1300 CE
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Chainmail Present Confident Uncertain 900 CE  1300 CE
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Chainmail Absent Confident Uncertain 900 CE  1300 CE
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Breastplate Present Confident Uncertain 900 CE  1300 CE
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Breastplate Absent Confident Uncertain 900 CE  1300 CE
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Naval technology Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Specialized Military Vessel Absent Confident 900 CE  1300 CE
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Small Vessels Canoes Etc Unknown Suspected 900 CE  1300 CE
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Merchant Ships Pressed Into Service Absent Confident 900 CE  1300 CE
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Economy Variables (Luxury Goods)
Religion Variables
Moralizing Supernatural Punishment and Reward Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Moralizing Enforcement is Broad Unknown Confident 900 CE  1300 CE
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Moralizing Supernatural Concern is Primary Unknown Confident 900 CE  1300 CE
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Moralizing Enforcement is Agentic Unknown Confident 900 CE  1300 CE
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Moralizing Enforcement in This Life Unknown Confident 900 CE  1300 CE
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Moralizing Supernatural Punishment And Reward Unknown Confident 900 CE  1300 CE
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Moralizing Religion Adopted by Commoners Unknown Confident 900 CE  1300 CE
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Moralizing Enforcement is Targeted Unknown Confident 900 CE  1300 CE
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Moralizing Enforcement in Afterlife Unknown Confident 900 CE  1300 CE
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Moralizing Religion Adopted by Elites Unknown Confident 900 CE  1300 CE
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Moralizing Enforcement of Rulers Unknown Confident 900 CE  1300 CE
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Moralizing Enforcement is Certain Unknown Confident 900 CE  1300 CE
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Human Sacrifice Jenne-jeno IV (ml_jenne_jeno_4)
Variable Coded Value Tags Year(s) See More
Instability Data
Power Transitions