www.un.org/Overview/uninbrief/
www.un.org/en/aboutun/index.shtm/
http://geography.about.com/od/politicalgeography/a/unitednations.htm
http://www.cfif.org/htdocs/freedomline/un_monitor/background/events_in_un_history.htm
http://americanhistory.about.com/od/franklinroosevelt/p/pfdroosevelt.htm
http://www.un.org/en/
http://www.unric.org/en/