Politics and government 46 History 29 Social conditions 23 Foreign relations 13 Violence 5 Congresses 4 Economic conditions 4 Installations (Art) 4 Economic policy 3 Religious aspects 3 Terrorism 3 Addresses, essays, lectures 2 Architects 2 Architecture 2 Artists' studios 2 Childhood and youth 2 Christianity 2 Civilization 2 Conceptual art 2 Designs and plans 2 Elections 2 History, Military 2 Insurgency 2 Irish unification question 2 Political parties 2 Protestants 2 Relations 2 Religion 2 Religion and politics 2 Social change 2