World War, 1939-1945 364 History 321 Holocaust, Jewish (1939-1945) 244 Jews 171 Vietnam War, 1961-1975 130 Ethnic relations 76 Persecutions 68 more ... Holocaust survivors 50 World War, 1914-1918 49 Women 40 Campaigns 39 Atrocities 36 Soldiers 35 Underground movements 33 Politics and government 30 Prisoners of war 29 Prisoners and prisons, German 25 Jewish children in the Holocaust 23 Social conditions 23 Biography 22 Children 22 Childhood and youth 20 Jewish resistance 20 Refugees 20 Womyn 19 Concentration camps 18 Japanese Americans 18 Travel 17 Forced removal and internment, 1942-1945 15 Righteous Gentiles in the Holocaust 15 less ...