International

International Crisis Group
http://www.crisisgroup.org/en.aspx

Pax Christi International
http://www.paxchristi.net/international/eng/index.php

Stockholm International Peace Research Institute
http://www.sipri.org/

The United Nations
http://www.un.org/en/index.shtml

United Nations Peace and Security main page
http://www.un.org/en/peace/index.shtml

US Institute of Peace
http://www.usip.org/

World Federation of United Nations Associations
http://www.wfuna.org/

Palestine Israel Ecumencial Forum of the World Council of Churches
http://www.oikoumene.org/en/programmes/public-witness-addressing-power-affirming-peace/churches-in-the-middle-east/pief/pief-home.html

Australian

Centre for Peace and Conflict Studies, University of Sydney
http://sydney.edu.au/arts/peace_conflict/about/welcome.shtml

La Trobe University Centre for Dialogue
http://www.latrobe.edu.au/dialogue/

Sydney Peace Foundation
http://www.sydneypeacefoundation.org.au/

United Nations Association of Australia
http://www.unaa.org.au/

Nuclear Weapons

International Atomic Energy Agency
http://www.iaea.org/

International Campaign to Abolish Nuclear Weapons (ICAN - International)
http://www.icanw.org/

ICAN Australia
http://www.icanw.org.au/

International Physicians for the Prevention of Nuclear War (IPPNW) International
http://www.ippnw.org/

Medical Association for the Prevention of War (MAPW) Australia
http://www.mapw.org.au/