Obama is the first U.S. president to chair a session of the United Nations security council.
With President Barack Obama presiding, the U.N. Security Council unanimously approved a resolution Thursday aimed at ridding the world of nuclear weapons.
Russia, China and developing nations supported the U.S.-sponsored measure, giving it global clout and strong political backing. The resolution calls for stepped up efforts to prevent the spread of nuclear weapons, promote disarmament and "reduce the risk of nuclear terrorism."
Obama was the first American president to preside over a Security Council summit, gaveling the meeting into session and announcing that "the draft resolution has been adopted unanimously." MSNBC
Those countries with an atom bomb: the United States, Russia, China, Britain and France. Countries without nukes who have signed the nuclear non-proliferation treaty say it's been a case of do-as-I-say, not-as-I-do. That is one of Ahmadinedjad's beefs.
But NPT signatories without nuclear arsenals have complained for decades that the world's official nuclear powers have failed to live up to their commitments while seeking to prevent other countries from joining the "nuclear club."
"It's 40 years of nuclear discrimination," a senior diplomat from a developing nation told Reuters on condition of anonymity.