Kerry was born in Aurora, Colorado and attended boarding school in Massachusetts and New Hampshire. He graduated from Yale University class of 1966 with a political science major. Kerry enlisted in the Naval Reserve in 1966, and during 1968–1969 served an abbreviated four-month tour of duty in South Vietnam as officer-in-charge (OIC) of a Swift Boat. For that service, he was awarded combat medals that include the Silver Star Medal, Bronze Star Medal, and three Purple Heart Medals. Securing an early return to the United States, Kerry joined the Vietnam Veterans Against the War organization in which he served as a nationally recognized spokesman and as an outspoken opponent of the Vietnam War. He appeared in the Fulbright Hearings before the Senate Committee on Foreign Affairs where he deemed United States war policy in Vietnam to be the cause of war crimes.