History 148 Polish people 111 Polish Americans 100 World War, 1939-1945 63 Periodicals 50 Societies, etc 44 Politics and government 36 more ... Political activity 27 Civilian relief 22 Emigration and immigration 22 Histoire 21 Foreign relations 20 Civilization 19 Jews 18 Américains d'origine polonaise 15 Social life and customs 15 Relations 14 Guerre mondiale, 1939-1945 13 Civilian war relief 12 Diplomatic relations 12 International relations 12 Anniversaries, etc 11 Economic conditions 11 Holocaust, Jewish (1939-1945) 10 Description and travel 9 Study and teaching 9 Atrocities 8 Polonais 8 Ukrainians 8 Biography 7 Church history 7 Foreign countries 7 Genealogy 7 World War, 1914-1918 7 Activité politique 6 Almanacs, Polish 6 Polacy 6 Polish question 6 Politique et gouvernement 6 Secours aux civils 6 less ...