US President Barack Obama left New York late Wednesday after a marathon diplomatic mission, huddling one-on-one with dozens of world leaders and addressing the United Nations General Assembly.

US President Barack Obama arrived here Monday ahead of the UN General Assembly, this year overshadowed by a UN bid for membership of a Palestinian state.

WASHINGTON (Reuters) - Two Reuters reporters traveled with George W. Bush on September 11, 2001 on what began as a feel-good trip to Florida to promote education.

An air traffic controller in Japan leaked classified Air Force One flight plans of US President Barack Obama's visit to Tokyo last year on his personal blog, according to press reports.

PATERSON, New Jersey (Reuters) - President Barack Obama on Sunday urged Republicans not to play politics with federal disaster aid as he toured flood-stricken New Jersey and pledged to do everything possible to help states recover after Hurricane Irene.

PATERSON, New Jersey (Reuters) - President Barack Obama on Sunday urged Republicans not to play politics with federal disaster aid as he toured flood-stricken New Jersey and pledged to do everything possible to help states recover after Hurricane Irene.

Syrian anti-regime activists called for fresh protests following the weekly Muslim prayers Friday, piling pressure on President Bashar al-Assad after Western leaders demanded he step down.

US President Barack Obama has defied the mockery of Republicans and sought refuge from the troubles battering his White House on the well-heeled resort of Martha's Vineyard.

US President Barack Obama has led a chorus of calls by world leaders for Syria's president to step down, as the United Nations warned his regime could be guilty of crimes against humanity.

ABOARD AIR FORCE ONE (Reuters) - The White House urged Israel and the Palestinians Thursday not to take unilateral actions that could undermine chances to renew long-stalled peace talks.

US President Barack Obama headed to Iowa Tuesday, replanting his flag in a state that powered his political ascent and is now nurturing Republicans who want to take his job.

Moamer Kadhafi is reportedly mulling leaving Tripoli after blistering NATO air raids, as the rebels hinted they may let him stay in Libya if he quits and US lawmakers rebuked US President Barack Obama.

WASHINGTON (Reuters) - The coordinated release of oil reserves by the United States and other major industrialized nations is aimed at addressing a "sustained, significant disruption" in oil supplies caused by the Libya conflict, the White House said on Thursday.

LE BOURGET, France (Reuters) - The enormous $300 million Boeing Co <BA.N> 747-8 Intercontinental parked at this week's Paris Air Show is earmarked for an anonymous VIP customer who apparently needs one of the world's biggest airplanes.

Barack Obama vowed to stand by Puerto Rico Tuesday as it fights economic misery and mulls whether to become the 51st US state, on the first official visit by a sitting American president in 50 years.

The United States remained quiet Tuesday on its preference for who should lead the International Monetary Fund, a day after the shortlist of two nominees was revealed.

Barack Obama landed in Puerto Rico Tuesday, winning a rapturous welcome on the first official visit to the island by a sitting US president since John F. Kennedy's fondly remembered trip in 1961.

US President Barack Obama called Turkish Prime Minister Recep Tayyip Erdogan Tuesday and congratulated him on his election victory, White House spokesman Jay Carney said.

WASHINGTON (Reuters) - President Barack Obama ramped up pressure on Monday on Democratic congressman Anthony Weiner to step down, calling his Internet sex scandal a distraction from the work that Washington needs to get done.

The United States on Monday stepped up its condemnation of Syria's crackdown on pro-democracy protests and again called on its president to allow for a political transition or step aside.