History 13 Military history 12 History of the Americas 11 International relations 9 Sociology 9 Politics & government 8 Media studies 6 Violence in society 6 Gender studies, gender groups 5 Social & cultural anthropology, ethnography 5 Argentina 4 Asian history 4 Biography and non-fiction prose 4 Ethnic studies 4 European history 4 Geopolitics 4 Peace studies & conflict resolution 4 Social & cultural history 4 Society & culture: general 4 Communication studies 3 Cultural studies 3 Early modern history: c 1450/1500 to c 1700 3 History of medicine 3 History of other lands 3 Middle Eastern history 3 Military engineering 3 Social and cultural history 3 Society & social sciences 3 Technology: general issues 3 Biography: historical, political & military 2