History 171 International relations 134 Forced removal and internment, 1942-1945 110 Japanese Americans 109 Relations 103 Migration, Internal 85 World War, 1939-1945 84 more ... International cooking 46 Evacuation of civilians 45 International trade--18th century 42 Politics and government 42 Emigration and immigration 37 Foreign relations 37 Labor unions 36 Histoire 34 Concentration camps 33 International cooperation 33 International trade--19th century 30 Social conditions 29 Periodicals 28 Japanese 27 International law 26 Internal revenue 21 Civil rights 20 Societies, etc 20 African Americans 18 Peace 17 Economic conditions 16 International organization 15 Population 15 Taxation 15 Arbitration (International law) 13 Shipping--Pennsylvania--Philadelphia--18th century 13 Communism 12 Internal security 12 Merchants--Pennsylvania--Philadelphia--18th century 12 Minorities 12 Refugees 12 Cooking 11 Cookbooks 10 less ...