Star Trek Expanded Universe
Star Trek Expanded Universe
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Operation Tyr
Part of ISC War of Pacification
Date: 2298
Location: Veltrassa system
Result: Decisive Grand Alliance victory
COMBATANTS
Grand Alliance Interstellar Concordium Pacification Army
COMMANDERS
Kerla, Phil Kosnett, Virakas, others unknown
STRENGTH
450+ starships 1 starbase
200+ starships
MATERIAL LOSSES
200+ 120+
1 starbase
CASUALTIES
80,000+ 200,000+
CONFLICT CHRONOLOGY
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First Battle at the Grave of Thoughts


Operation Tyr was a battle of the ISC War of Pacification. The Grand Alliance attacked the capital system of the Interstellar Concordium. (Star Fleet Battles)

It marked the only major engagement of the Klingon Defense Force during the conflict. Admiral Kerla was killed in action and his flagship, the IKS DighreS, a PumwI'-class dreadnought, was destroyed. (Star Trek: False Vacuum: "Structural Unemployment")

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