Opposition is building to a UN resolution condemning Syria, a reaction to the Libya vote and the result of assertiveness by emerging powers Brazil and India. To many, the UN appears absent.
As the food recall list grows and food imports flood into the US, it may be time to revamp America's 70-year-old laws on food safety.
In his second address as president to the annual opening of the UN General Assembly, Obama urges supporters of Palestinians to back their pledges with deeds, and asks Arab states to normalize ties with Israel.
The five permanent members of the UN Security Council favor a fourth round of sanctions over the Iran nuclear program. It's seen as a response to Monday's nuclear fuel swap deal.
China signals it will consider a new UN resolution on Iran sanctions, in a bid to pressure Tehran to verify that it is not trying to develop nuclear weapons. Is China expecting something from the US in return for its cooperation?
Bush had shunned it as an ineffective dictators' club. Obama's team pledges to work from within to 'improve' it.
The administration's attitude toward the UN has evolved from antipathy to engagement.
In his 15 months as UN secretary-general, he has insisted that the UN come to embody two qualities not always associated with it: efficiency and responsiveness.