Imperialism Foreign relations 7 History 7 International economic relations 7 Economic conditions 6 Economic development 6 International relations 6 more ... Globalization 5 Nationalism 5 History and criticism 4 Social aspects 4 Social change 4 Social conditions 4 American literature 3 Colonies in literature 3 Commonwealth literature (English) 3 Discourse analysis 3 Ecocriticism 3 Ecology in literature 3 Environmental aspects 3 Environmentalism in literature 3 Foreign economic relations 3 Human ecology in literature 3 Human security 3 Political aspects 3 Poor 3 Postcolonialism in literature 3 Capitalism 2 Military planning 2 Police 2 less ...