1900 - 1999 Politics and government History 7 Political aspects 4 Buildings 2 Buildings, structures, etc 2 Public schools 2 more ... Social conditions 2 Aeronautical engineers 1 Allegiance 1 Architecture 1 Architecture and society 1 Architecture and state 1 Brutalism (Architecture) 1 Cabinet officers 1 Citizen participation 1 City planning 1 Cold War 1 Collaborationists 1 Collective bargaining 1 Communism and architecture 1 Conservationists 1 Diplomatic relations 1 Education, Secondary 1 Educational law and legislation 1 Foreign relations 1 Influence 1 Influence (Literary, artistic, etc.) 1 Internal security 1 Labor movement 1 less ...