Sergeant Lourim was a member of Headquarters Company, Headquarters Battalion, 1st Marine Division. He was Killed in Action while fighting the enemy in Korea on 10 June 1951.

For his leadership and valor, Sergeant Lourim was awarded the Navy Cross, the Purple Heart, the Combat Action Ribbon, 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.