Economic conditions 77 Politics and government 34 History 30 Social conditions 18 World War, 1939-1945 16 Civilization 14 Economic history 13 more ... Social life and customs 11 Depressions 9 Economic policy 9 Foreign relations 8 Capitalism 5 Description and travel 5 Labor 5 World War, 1914-1918 5 Communism 4 Industrial policy 4 Industries 4 Labor and laboring classes 4 Labor movement 4 Lithuanians 4 New Deal, 1933-1939 4 Working class 4 Conditions économiques 3 Economic aspects 3 Economics 3 Emigration and immigration 3 Germans 3 Histoire 3 Immigrants 3 Minorities 3 Nineteen twenties 3 Peace 3 Personal narratives 3 Reconstruction (1914-1939) 3 Social problems 3 Socialism 3 Agriculture 2 British 2 Diplomatic relations 2 less ...