African American Marines were killed in the Katsuyama killing incident in 1945 and fought in which other wars?
1945 Katsuyama killing incident: The Katsuyama killing incident in 1945 was a killing of three African American Marines by Okinawans from the Katsuyama village near Nago, Okinawa, after the Battle of Okinawa, shortly before the end of the war in the Pacific. Military history of African Americans:  In every war fought by or within the United States, African Americans participated, including the Revolutionary War, the War of 1812, the Mexican–American War, the Civil War, the Spanish–American War, the World Wars, the Korean War, the Vietnam War, the Gulf War, and the wars in Afghanistan and Iraq as well as other minor conflicts.
the Revolutionary War, the War of 1812, the Mexican–American War, the Civil War, the Spanish–American War, the World Wars, the Korean War, the Vietnam War, the Gulf War, and the wars in Afghanistan and Iraq