|Rank||Private First Class U.S. Army|
|Date of Death||July 19 1952|
Korean Service Medal
National Defense Service Medal
Republic of Korea Presidential Unit Citation
Republic of Korea War Service Medal
United Nations Service Medal
Private First Class Klassen was awarded the Purple Heart, 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.
Private First Class Klassen was a member of the 25th Reconnaissance Company, 25th Infantry Division. He was seriously wounded by the enemy in North Korea on July 19, 1952 and died of those wounds later that day.