Second Battle of the Coldridge Valley

The Second Battle of the Coldridge Valley (Operation HALBERD), colloquially known as the Coldridge Valley Campaign, was a prolonged engagement between the United Nations Space Command and the Covenant Imperium. The battle took place during the Human-Covenant War's early years, specifically during the .
Despite the fact that the UNSC lost the battle, the Covenant was denied access to a Forerunner machine that was buried deep below the surface; this is often considered a strategic victory for the UN Space Command.
==Background==
:See also: , First Battle of the Coldridge Valley
Years before Operation HALBERD, a -crewed patrol cruiser besieged the Harvest colony. 
==Behind the Scenes==
*Coldridge Valley shares its name with a location in the online game World of Warcraft.
Category:Battles of the Human-Covenant War