History 20 Politics and government 19 Foreign relations 14 Iraq 13 Iraq War, 2003 11 Insurgency 10 Biography 8 Postwar reconstruction 7 United States 6 Iraq War, 2003- 5 Presidents 4 Relations 4 Weapons of mass destruction 4 Campaigns 3 Nuclear arms control 3 Persian Gulf War, 1991 3 Social conditions 3 War on terrorism, 2001- 3 Causes 2 Disarmament 2 Dissertations, Academic 2 Economic aspects 2 Economic conditions 2 Government policy 2 Human rights 2 Kurds 2 Mercenary troops 2 Middle East 2 Military relations 2 Nuclear weapons 2