The Battle of Harvest could refer to the following:

• Skirmish Over Harvest - The disastrous first contact between Humanity and the Covenant.
• The First Battle of Harvest - The first major battle of the Human-Covenant war.
• The Second Battle of Harvest - Where the UNSC fleet mobilized and took back Harvest in 2526.
• The Harvest Campaign - The UNSC's five-year long military operation for control of Harvest, lasting from 2526 to 2531.

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