History -- 13 Politics and government -- 12 History 7 Economic conditions -- 5 Politics and government 4 World politics -- 4 Social conditions -- 3 more ... Biography -- 2 Congresses -- 2 Decolonization -- 2 Description and travel 2 Description and travel -- 2 Foreign relations 2 Foreign relations -- 2 Juvenile literature 2 Maps 2 Addresses, essays, lectures -- 1 Africa -- 1 Afro-Americans -- 1 Armed struggle 1 Authors, American -- 1 Autonomous and independece movements -- 1 Bissau -- 1 Black nationalism -- 1 Civilization 1 Civilization -- 1 Culture -- 1 Democracy -- 1 Discoveries in geography 1 Discovery and exploration -- 1 less ...