At the 35th G8 summit in July 2009 , world leaders announced their support of the Obama-Medvedev commitment to eliminate all nuclear weapons and called on all countries to " undertake further steps in nuclear disarmament . " Global Zero leaders believe the international consensus for the elimination of nuclear weapons is reaching a critical mass , especially given the declarations of political leaders during the special U.N. Security Council session on proliferation and disarmament convened by President Obama ( September 24 , 2009 ) . President Obama received the 2009 Nobel Peace Prize in acknowledgment to his efforts for nuclear disarmament
35th G8 summit
35th G8 summit
Global Zero (campaign)