For years, US policymakers have watched uneasily as China grew more assertive, fearing that the emerging power would cut into Washington's clout in one of the world's most dynamic regions.
The United States warned of "disturbing trends" in Iran's behavior Tuesday after Tehran's military threatened to down two US Navy planes over the Strait of Hormuz.
The top US climate negotiator said Monday that major economies were divided on how to move ahead on emission cuts, with only the European Union supporting an extension of the landmark Kyoto Protocol.
The United States wants its partners in the six-nation forum on North Korea's nuclear disarmament to send Pyongyang a "unified" message to return to the talks, a senior US envoy said Sunday.
The United States consulted Wednesday with its Asian and Russian negotiating partners even as it seemed at a loss over how to deal with North Korea's defiance of a landmark nuclear disarmament deal.
Prosecutors asked for a $1 billion fine for Taiwan's AU Optronics and prison terms of 10 years for two top executives in the "most serious price-fixing" case in US history, court documents showed Wednesday.
Washington is making progress in addressing Turkey's concerns that the US plans to use Kurdish militia to help dislodge jihadists from Iraq and Syria, a senior US diplomat said in an interview broadcast Wednesday.
US Defense Secretary Leon Panetta flew into New Zealand Friday, the first Pentagon chief to set foot in the country in 30 years, as the two countries seek to revive long-dormant security ties.
The United States is seeking a UN resolution demanding that countries adopt laws making it a serious crime to enlist as a foreign fighter for Islamist groups in Iraq and Syria.
The US government on Friday sought to stop construction on a controversial oil pipeline in North Dakota that has angered Native Americans, blocking any work on federal land and asking the company to "voluntarily pause" work nearby.
The United States said Thursday that comments by Iranian President Hassan Rowhani had opened up a possible new path for diplomacy, and urged Tehran to engage "substantively" with the West.
US second lady Jill Biden was the star guest of Prince Harry on Saturday at the third day of the Invictus Games, a Paralympics-style event for wounded troops organised by the British royal.
The United States scrambled Tuesday to respond to a tsunami that left at least 28 people dead in the Samoa islands, deploying two disaster relief teams to American Samoa.
For students seeking to become cyber warriors, the US government has a sweet deal.
The United States said Wednesday it bears "no hostile intent" towards North Korea and remains open to the idea of negotiations, after Kim Jong Un…
The United States warned Monday it would not trade concessions on Iran's nuclear program for Tehran's cooperation in combating the Islamic State group.
