Korean War, 1950-1953 History 66 Campaigns 30 Vietnam War, 1961-1975 24 Soldiers 23 World War, 1939-1945 23 Prisoners of war 16 more ... Armed Forces 13 Prisoners and prisons 13 Regimental histories 13 Diplomatic history 11 Politics and government 11 Foreign relations 10 History, Military 10 Veterans 9 Participation, African American 7 Participation, American 7 Aerial operations, American 6 African American soldiers 6 Prisoners and prisons, North Korean 6 Psychological aspects 6 Cold War 5 Participation, Canadian 5 War 5 World politics 5 African Americans 4 Decision making 4 Ex-prisoners of war 4 Medical care 4 Naval operations, American 4 less ...