History Histoire 25 Polish people 14 Polish Americans 12 Emigration and immigration 10 Jews 6 Politics and government 6 more ... World War, 1939-1945 5 Anniversaries 4 Anniversaries, etc 4 Auswanderung 4 Diplomatic relations 4 Foreign relations 4 Generals 4 Geschichte 4 Juifs 4 Polacy 4 Societies, etc 4 emigracja i imigracja 4 historia 4 Américains d'origine polonaise 3 Bibliographie 3 Education 3 Polonais 3 Aufsatzsammlung 2 Christianity 2 Civilian relief 2 Civilian war relief 2 Civilization 2 Description and travel 2 Emigracja polityczna 2 Exil 2 Foreign countries 2 Généraux 2 Historic sites 2 International relations 2 Jodendom 2 Librarians 2 Library science 2 Maatschappij 2 less ...