Citizen participation History 23 Political aspects 10 Politics and government 9 Foreign relations 6 Social aspects 6 African Americans 5 more ... Environmental protection 5 Racism 5 Urban renewal 4 World War, 1939-1945 4 Atrocities 3 Civilians in war 3 Environmental aspects 3 Environmental policy 3 Environmentalism 3 Race relations 3 Reconstruction (1939-1951) 3 Architecture and state 2 Buildings, structures, etc 2 City planning 2 Civil rights 2 Communism and architecture 2 DDT (Insecticide) 2 Defenses 2 Government policy 2 Influence 2 Pollution 2 Protest movements 2 Relations 2 less ...