History 1,088 Law and legislation 541 Historia 411 Politics and government 360 Social aspects 273 Social conditions 249 Peace-building 193 Education, Higher 170 Research 167 Violence 154 Indians of South America 153 Aspectos sociales 143 Study and teaching 137 Education 132 Economic conditions 123 Investigaciones 123 Political violence 123 Social life and customs 121 Legal status, laws, etc 112 Constitutional law 106 Taxation 105 History and criticism 103 Human rights 103 Política y gobierno 95 Economic aspects 93 Legislación 89 Women 89 Violencia 88 Administrative law 84 City planning 84