History 358 Criticism and interpretation 132 History and criticism 116 Social aspects 109 Social conditions 93 Politics and government 75 Research 52 hơn ... Political aspects 49 Economic aspects 41 Education 38 Philosophy 38 Women 38 Law and legislation 36 Government policy 35 Influence 35 Religious aspects 33 Economic conditions 31 Foreign relations 30 Race relations 29 Social life and customs 29 Psychological aspects 27 Themes, motives 27 African Americans 25 Womyn 25 Cancer 24 Manners and customs 24 Art 23 Ethnic identity 23 Moral and ethical aspects 23 Motion pictures 22 ít hơn ...