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Battle of Ballast

Halo marines

Marines, shown here during the Second Ark Conflict in 2559, are the workhorse of the UNSC, and are regularly deployed planet-side for ground operations.




The Battle of Ballast was a conflict between Covenant and UNSC forces on and around the colony of Ballast in 2551 or 2552ONI propaganda states that the battle ended in a victory for the UNSC.



These events are referenced in the Halo Encyclopedia.


Earlier Event: January 1
Defense of Concord
Later Event: January 8
Operation: FIRESIDE