Soldiers History 991 World War, 1939-1945 245 Campaigns 197 Armed Forces 142 Military life 138 History, Military 134 more ... Social aspects 131 Regimental histories 123 World War, 1914-1918 117 Social conditions 115 Veterans 94 Psychological aspects 92 Psychology 62 Religious life 60 Officers 58 Mental health 54 Conduct of life 53 Health and hygiene 52 Vietnam War, 1961-1975 52 War 51 Billeting 50 Medical care 48 Iraq War, 2003-2011 47 Politics and government 43 Family relationships 42 Post-traumatic stress disorder 37 Military art and science 36 Attitudes 33 Korean War, 1950-1953 33 less ...