Elder Scrolls Universalis Wiki
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Elder Scroll Universalis covers thousands of years of history and lore in Elder Scrolls and this is not limited to unique countries, ideas and missions. Casus Belli of many types are available to nations who meet the prerequisites. These add flavor to the game as well as unique possibilities not available to vanilla. The following casus belli will be listed in order of how available they are, or likely to occur against, the player. 

Casus Belli

Casus Belli Prerequisites War Goal Treaty Cost Peace Options:
ES War of Supremacy Triggered by Event Superiority
  • 100% AE
  • 75% Prestige
  • 50% Cost

All-Cause Casus Belli*

Annex Neighbor Vassal
  • Is subject nation
  • Target is subject nation
Take Capital
  • 50% AE
  • 100% Prestige
  • 100% Cost
  • All Provinces
Destroy the Great Nation
  • Root Nation is Great Power
  • Target is Great Power
  • Not allied with target
  • No truce with target
Superiority
  • 100% AE
  • 50% Prestige
  • 35% Cost

All-Cause Casus Belli*

Witch Hunt
  • Root nation has taken the magical persecution government reform
  • Target nation has taken magical society government reform
Take Capital
  • 100% AE
  • 150% Prestige
  • 100% Cost

All-Cause Casus Belli*

Perform Ayleid Purification
  • Is not in the High Elven Culture Group (Altmer, Ayleid, Sinistral, Corelanyan)
  • Is Alessian Order or Alessian Empire
  • Target is neighboring country with Ayleid culture
Take Capital
  • 115% AE
  • 50% Prestige
  • 75% Cost

All-Cause Casus Belli*

Perform Purification
  • Is Alessian Order
  • Is in one of the following culture groups:

Cyrodiilic, Yok-Redguardian, Northern, Half-Blood, Imgan, Transpandomaic, or Kothrinigi.

  • Target is neighboring country that is NOT of the previously mentioned culture groups.
Superiority
  • 135% AE
  • 25% prestige
  • 50% Cost

All-Cause Casus Belli*

Nordic Feud
  • Is in Northern culture group (Nordic, Atmoran, Glacial, Skaalian)
  • Target is neighboring country in the Northern culture group.
Take Capital
  • 75% AE
  • 125% Prestige
  • 50% Cost

All-Cause Casus Belli*

Tribal Feud
  • Is in Minotaur Culture Group
  • Target is neighboring country within Minotaur Culture Group
Take Capital
  • 125% AE
  • 75% Prestige
  • 75% Cost

All-Cause Casus Belli*

Daedric Invasion
  • Has taken the decision for Daedric Invasion
Take Capital
  • 250% AE
  • 25% Prestige
  • 25% Cost

All-Cause Casus Belli*

Vassalize the Native Nation
  • Not a native government
  • Target has native government
  • Not allied with target
  • No truce with target
Superiority
  • 100% AE
  • 100% Prestige
  • 100% Cost
  • Subjugation
  • Force Religion
  • Gold

All-Cause Casus Belli*

To simplify space, under Peace Options, the name all-cause Casus Belli is given to the aforementioned CBs which allow for the following peace options:

  • All Provinces
  • Revoke Cores
  • Liberation of subjects
  • Liberation of nations
  • Force Religion
  • Subjugation
  • Concede Defeat
  • Annul Treaties
  • Change Gov
  • Trade Power
  • Steer Trade
  • Gold
  • Humiliate
  • Enforce Rebel Demands
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