History 210 Politics and government 126 Social conditions 83 Yoruba (African people) 68 Economic conditions 61 History and criticism 49 Social life and customs 41 Religion 40 Social aspects 39 Women 36 Popular music 30 Religious aspects 30 Igbo (African people) 27 Colonies 24 In literature 24 Political aspects 24 Economic policy 23 Foreign relations 23 African history 22 Sex role 21 Womyn 21 Christianity 20 Petroleum industry and trade 19 Music 18 Authors, Nigerian 17 Ethnology 16 Islam 16 Motion pictures 16 Civilization 15 Colonial influence 15 Criticism and interpretation 15 Rites and ceremonies 15 Description and travel 14 Economic aspects 14 Ethnic relations 14 Manners and customs 14 Religious life and customs 14 Slave trade 14 Afrobeat 13 Law and legislation 13 Medicine 13 Nigerian fiction (English) 13 Agriculture 12 Folklore 12 Hausa (African people) 12 International relations 12 Postcolonialism 12 Violence 12 Economic history 11 Government policy 11 Intellectual life 11 Missions 11 Motion picture industry 11 Nigeria 11 Political activity 11 Women, Igbo 11 British colonies 10 Church history 10 Commerce 10 Ethnic identity 10 Political culture 10 Women, Yoruba 10 British 9 Democracy 9 Democratization 9 Islam and politics 9 Juju music 9 Philosophy, Yoruba 9 Video recordings industry 9 Administration 8 Art 8 Art, Nigerian 8 Art, Yoruba 8 Black people 8 Christianity and other religions 8 Colonization 8 Conflict management 8 Economic development 8 Elections 8 Musicians 8 Nigerians 8 Religion and politics 8 African diaspora 7 Childhood and youth 7 Christianity and culture 7 Corruption 7 Education 7 Federal government 7 Feminism 7 Literature 7 Literature and society 7 Nigerian literature (English) 7 Prevention 7 Tales 7 Video recordings 7 African literature (English) 6 Antiquities 6 Emigration and immigration 6 Foreign economic relations 6 Gender roles 6