Use the resources below. They are reccommended by others for use in debates. This list was copied from another source.
General Sources:
            Council on Foreign Relations
            
            Brookings Institution
            
            American Enterprise Institute
            
            RAND Corporation
            
            Center for Strategic and International Studies
            
            Carnegie Endowment for International Peace
            
            The Belfer Center for Science and International Affairs
            
            Heritage Foundation
            
            Human Rights Watch
            
            Kaiser Family Foundation
            
            Guttmacher Institute
            
            Cato Institute
            
            Peterson Institute of International Economics
            
            Mises Institute
            
            Center for American Progress
            
            Center on Budget and Policy Priorities
            
            National Bureau of Economic Research
            
            Urban Institute
            
            European Council on Foreign Relations
            
            Economic Policy Institute
            
            Aspen Institute
            
            Wilson Center
            
            Hoover Institution
            
            Manhattan Institute for Policy Research
            
            Freedom House
            
            Commonwealth Fund
            
            Bipartisan Policy Center
            
            Center for a New American Security
            
            Washington Institute for Near East Policy
            
            Middle East Institute
            
            Stimson Center
            
            Milken Institute
            
            Atlantic Council
            
            Mercatus Center
            
            Rajaratnam Institute
            
            Foreign Policy in Focus
            
            International Crisis Group
            
            Global Observatory
            
            Chatham House
            
            The Long War Journal
            
            Texas Public Policy Foundation
            
            Africa Center for Strategic Studies
            
            Fraser Institute
            
            Brennan Center for Justice
            
            The Constitution Project