Vietnam War, 1961-1975 95 History 94 Politics and government 39 Foreign relations 30 Social conditions 14 Social aspects 13 Economic conditions 12 Economic policy 12 Indochinese War, 1946-1954 11 Political aspects 8 Women 8 Presidents 7 Protest movements 7 Relations 7 Aerial operations, American 6 History and criticism 6 Influence 6 Prisoners of war 6 Vietnamese Americans 6 Description and travel 5 Medical care 5 Prisoners and prisons, North Vietnamese 5 Public opinion 5 Social change 5 Campaigns 4 Communism 4 Economic aspects 4 Nationalism 4 Armed Forces 3 Casualties 3