Africa 313 Africa History 165 Africa Politics and government 96 Africa, Sub-Saharan 92 Africa Economic conditions 78 World history 77 Africa South of the Sahara 69 Economic development 52 Africa Foreign relations 49 Economic assistance, American 47 Africa Foreign economic relations 45 Economics 42 United States Foreign relations 41 Geography 37 Sustainable development 37 Africa Social conditions 35 Africa Description and travel 28 Ethnology 27 Africa, North 26 Business 26 Sociology 26 United States Foreign economic relations 26 Folklore 25 Africa Relations 23 Africa South of the Sahara Social conditions 23 Africa Economic policy 21 Music History and criticism 20 National security 20 Wildlife conservation 20 Africa Civilization 19 Physical geography 19 Africa Strategic aspects 18 Anthropology 18 Management 17 Folk music 16 Nationalism 16 Social structure 16 Climatic changes 15 Entrepreneurship 15 Military assistance, American 15 Natural resources 15 Social change 15 African Americans 14 Human rights 14 Music and dance 14 World music 14 Africa Commerce 13 International economic relations 13 Investments, American 13 United States Relations 13 Africa Antiquities 12 Civilization, Ancient 12 Investments, Chinese 12 AIDS (Disease) Prevention 11 Africa Social life and customs 11 China Foreign economic relations 11 Conservation of natural resources 11 Democracy 11 Human ecology 11 Social institutions 11 Terrorism 11 United States History 11 United States Military relations 11 World politics 11 Animals 10 Education 10 Education, Higher 10 Environmental policy 10 Food security 10 Medical assistance, American 10 Pan-Africanism 10 Tales 10 Africa In literature 9 Agriculture 9 Biodiversity conservation 9 Foreign trade regulation 9 International business enterprises 9 Investments, Foreign 9 Leadership 9 Political science 9 Political stability 9 Slave trade 9 Success in business 9 Tribes 9 United States Armed Forces 9 Africa Colonization 8 African elephant 8 African literature History and criticism 8 Business education 8 Conflict management 8 Economic development projects 8 Endangered species 8 Food supply 8 Indigenous peoples 8 International relations 8 Music 8 Political anthropology 8 Slave trade History 8 Social systems 8 Sustainable agriculture 8