Battle of the Citadel

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Battle of the Citadel
Conflict:	Human-Covenant War, Great Schism Battle of Installation 00
Date:	December 11, 2552
Location:	Citadel, Installation 00
Outcome:	Decisive UNSC/Sangheili victory Halo Array deactivated. Ultimate collapse of the Covenant. Death of the Prophet of Truth. End of the Human-Covenant War.
Details Belligerents United Nations Space Command UNSC Navy UNSC Marine Corps Covenant separatists Fleet of Retribution Forerunner constructs Covenant Covenant military Flood Commanders CMR Miranda Keyes† SGTMAJ Avery Johnson MCPO John-117 Arbiter Thel 'Vadam Fleetmaster Rtas 'Vadum Monitor 343 Guilty Spark High Prophet of Truth† Gravemind Strength Fleet of Retribution/Seventh Fleet 1 CAS-class assault carrier Multiple Phantoms Multiple Pelicans Numerous Hornets 1+ Scorpion Warthogs 1+ Chaingun Warthog 2+ Troop Transport Warthogs 1+ Gauss Warthog 2+ Mongooses Numerous ground forces 1 SPARTAN-II Numerous marines Multiple ODSTs Multiple Sangheili Forerunner constructs Sentinels Numerous air vehicles Mutliple Ru'swum-pattern Phantoms T-26 Banshee Numerous Irdnekt-pattern Banshees Multiple ground vehicles 2 Deutoros-pattern Scarabs 3 T-26 Wraiths 4+ T-52 AA Wraiths Multiple T-25 Choppers Multiple T-52 Prowlers Numerous T-32 Ghosts Numerous ground forces Jiralhanae Mgalekgolo Unggoy Kig-Yar Yanme'e High Charity Thousands of dispersal pods Pod infectors Combat forms Carrier forms Pure forms Casualties Light-moderate casualties CDR Miranda Keyes 1+ Pelican Total Prophet of Truth Both Scarabs Heavy

"Now, Prophet... your end has come."

— Fleetmaster Rtas 'Vadum as he prepares to strike the Citadel.

The Battle of the Citadel was the final battle of the Human-Covenant War and a battle within the larger Ark Conflict fought between the united forces of the United Nations Space Command and the Sangheili Fleet of Retribution as well as local Forerunner constructs against the remaining forces of the Covenant, and the Flood. The battle resulted in the death of the Prophet of Truth, the final Hierarch, and the dissolution of the Covenant empire.