The Raid on Unadilla and Onaquaga was a series of military operations by Continental Army forces and New York militia against the Iroquois towns of Unadilla and Onaquaga in what is now upstate New York. In early October 1778, more than 250 men under the command of Lieutenant Colonel William Butler of the 4th Pennsylvania Regiment descended on the two towns (which had been abandoned because of their advance) and destroyed them, razing most of the buildings and taking or destroying provisions. The raid was executed in retaliation for a series of raids on frontier communities led by Mohawk chief Joseph Brant and British-supported Loyalists during the spring and summer of 1778. Unadilla was located in what is now the Village of Unadilla, Town of Unadilla, Otsego County, and Onaquaga was locate