History 308 History and criticism 86 Education 73 Politics and government 50 English literature 42 Foreign relations 38 Study and teaching (Elementary) 35 more ... Social aspects 33 Social conditions 31 Colonies 27 Study and teaching 27 Women 26 Historia 24 Law and legislation 23 Economic conditions 19 Inclusive education 19 Criticism and interpretation 18 Government policy 18 Public opinion 18 School management and organization 18 Study and teaching (Secondary) 18 Civilization 17 Services for 17 Special education 17 Administration 16 English fiction 16 English language 16 Political aspects 16 Relations 16 Curricula 15 less ...