|This article, ONI recon 111/Battle of Oceania, was written by ONI recon 111. Please do not edit this fiction without the writer's permission.|
|This article, ONI recon 111/Battle of Oceania, is currently under active construction.|
The Battle of Oceania was a conflict between the UNSC, Alliance of Free Colonies and The Covenant.
The battle first started off as Operation: RETALIATE, but then quickly escalated into a fully-fledged battle when The Covenant arrived in the system.