World War, 1939-1945 108 History 76 Campaigns 24 Soldiers 23 World War, 1914-1918 21 Vietnam War, 1961-1975 19 Man-woman relationships 18 more ... Underground movements 12 Prisoners of war 8 Holocaust, Jewish (1939-1945) 7 War 7 Jews 6 Military life 6 Yugoslav War, 1991-1995 6 Families 5 Iraq War, 2003-2011 5 Nazis 5 Anti-Nazi movement 4 Atrocities 4 British 4 Brothers 4 Journalists 4 Korean War, 1950-1953 4 Officers 4 Social aspects 4 Veterans 4 Women 4 Americans 3 Antisemitism 3 Armed Forces 3 less ...