Sergeant Henry was a member of Company I, 3rd Battalion, 24th Infantry Regiment, 25th Infantry Division. He was listed as Missing in Action while fighting the enemy along the Nsktong River in South Korea on 7 August 1950. He was presumed dead on 31 December 1953.

His remains were recovered on 24 June 1956 and identified on 3 June 2011. His name is inscribed on the Courts of the Missing at the Honolulu Memorial.

Henry was awarded the Purple Heart, the Combat Infantryman Badge, the Korean Service Medal, the United Nations Service Medal, the National Defense Service Medal, the Korean Presidential Unit Citation and the Republic of Korea War Service Medal.