The Battle of Earth, also known as the Invasion of Earth or the Occupation of Earth, was one of the largest and most decisive engagement fought between the Covenant Empire and the United Nations Space Command; almost the entire battle was fought either on or above Earth from October 20, 2552 to November 17th. It was considered one of the most significant battles of the Human-Covenant War as it was here on humanities homeworld when their survival was decided and the Covenant Empires genocidal campaign against humankind was finally stopped.