History 528 Law and legislation 113 Politics and government 113 Social conditions 74 Peace-building 54 Social aspects 54 Economic conditions 42 espandi ... History and criticism 37 Social life and customs 36 Economic history 34 Indians of South America 32 Political violence 31 Black people 29 Women 29 Economic aspects 27 Education 27 Environmental law 27 Violence 27 Manners and customs 26 Study and teaching 26 Political aspects 25 Education, Higher 24 Law 24 Civilization 23 Criticism and interpretation 23 Histoire 23 Human rights 20 Administrative law 19 Research 18 Drug traffic 17 riduci ...