International Internships

International politics and policy related internships are fewer and harder to find.  They tend to be concentrated in DC or NYC.  While the links may go bad, you should be able to search for the name of the agency, think, or group. The list is more illustrative than exhaustive.

US Department of State, very nice formal internship programs, see U.S. Department of State Internship Program and Pathways Programs and U.S. Foreign Service Internship Program 
The Clinton Foundation,
The European Union Delegation Office in the U.S. “Vacancies and Internships” then “Internships”
The United Nations Office Information Center
United Nations Economic Commission Review
United Nations Economic and Social Review
Commission for Asia And the Pacific and Development Division or Trade and Investment Division
New York, New York
United Nations International Food Policy Review
United Nations Secretariat Review
US Agency for International
US-China Economic and Security Commission
Global Fund for Women
Global Trade Watch/Public Citizen  
International Economic Development Council
International Labour Organization
Middle East Institute
Modernizing Foreign Assistance Network
The Atlantic Council
German Marshall Fund Internships Paid
NDN Latin America Policy
Rand Center for Latin America Policy
Washington Office on Latin America
International Republican Institute,
National Democratic Institute for International Affairs -
The State Department also has a very good list of foreign affairs related think tanks
as well as international jobs overseas
Russia and Former Soviet Union think tanks
US Department of State: Russian page
Library of Congress:
Russian collections at the LC
European Reading Room 
CSIS (Center for Strategic and International Studies):
Russia and Eurasia Program 
Carnegie Endowment for International Peace (Russia)
The Jamestown Foundation: Eurasia Monitor 
The Jamestown Foundation: Global Terrorism Analysis
Excellent source for Russia-related terror analysis
Small Wars Foundation: Small Wars Journal
A unique source of Russia-related terrorism analysis 
RAND Center for Russia and Eurasia
Hudson Institute: Russia program
Belfer Center for Science and International Affairs, Harvard University:
US-Russia Initiative to Prevent Nuclear Terrorism 

The Asia Society
Carnegie Endowment for International Peace
American Foreign Policy Council (AFPC)
American Institute for Contemporary German Studies (AICGS) 
 Asia/Pacific Research Center, Stanford University (A/PARC) 
 Institute for Policy Studies (IPS) 
 International Food Policy Research Institute (IFPRI) /
The 1990 Institute China
 Overseas Development Council (ODC) 
 World Policy Institute (WPI)
The Washington Center list