Soldiers History 977 World War, 1939-1945 232 Campaigns 195 Armed Forces 141 Military life 139 History, Military 133 more ... Social aspects 131 Regimental histories 123 World War, 1914-1918 118 Social conditions 114 Veterans 96 Psychological aspects 91 Psychology 61 Religious life 59 Mental health 56 Officers 56 Vietnam War, 1961-1975 54 Conduct of life 52 Health and hygiene 52 Billeting 50 War 50 Medical care 48 Iraq War, 2003-2011 47 Family relationships 42 Politics and government 41 Post-traumatic stress disorder 39 Military art and science 36 Attitudes 34 Korean War, 1950-1953 33 less ...