History World War, 1939-1945 24 Politics and government 16 Germany 12 National socialism 9 Campaigns 7 Jews 5 Juvenile literature 5 United States 5 Biography 4 New Deal, 1933-1939 4 Anti-Nazi movement 3 Secret service 3 World politics 3 Depressions 2 Fiction 2 Foreign relations 2 Holocaust, Jewish (1939-1945) 2 Military art and science 2 Military history, Modern 2 Military intelligence 2 Nationalsozialistische Deutsche Arbeiter 2 Partei 2 Persecutions 2 Personal narratives, German 2 Social aspects 2 Strategy 2 Technological innovations 2 1918-1945 1 Aerial operations, British 1