There can never be peace and security on the Korean peninsula while the United States "continues to threaten us with nuclear weapons", Pyongyang's ambassador to London said Monday.
President Joe Biden's administration will announce a new rule Thursday drastically cutting the use of a group of powerful greenhouse gases commonly found in refrigerators and air conditioners, officials said.
The United States is to end long-running military assistance for European countries close to Russia, as it pushes the continent to play a greater role in its own defence, an official in one of the countries confirmed on Friday.
The United States threatened Wednesday to suspend its engagement with Russia over the conflict in Syria following escalating attacks on rebel-held parts of Aleppo city, including strikes on two hospitals.
US Defense Secretary Leon Panetta sought to reassure Beijing on Wednesday over Washington's strategic tilt to the Pacific, telling a military audience it was not an attempt to curb Chinese power.
The US military presence in Afghanistan will grow by a maximum of 1,800 troops by the end of January, AFP has calculated, based on figures provided by the Pentagon Monday.
The United States will take North Korea off its terror list "immediately" if it can agree a way to verify its nuclear facilities, top envoy Christopher Hill said Saturday.
The US military said on Monday that it is to build a base on Iraq's border with Iran to stem what it charges is rampant smuggling of weapons and fighters.
The United States moved Friday to blacklist the Pakistan-linked Haqqani network as a terrorist group, blamed for bloody attacks in Afghanistan, despite concerns about straining ties with Islamabad.
A top US envoy said Wednesday that Washington could penalise China's four biggest state banks if they were found doing business with an Iranian insurance firm in violation of US nuclear sanctions.
US authorities threatened to fine Yahoo $250,000 a day if it failed to comply with a secret surveillance program requiring it to hand over user data in the name of national security, court documents showed Thursday.
US authorities are testing a river in Arizona for possible cross-border contamination from a toxic mine spill in northwestern Mexico, an official said Tuesday.
The Russo-Ukrainian rocket Zenit on Wednesday put the US telecommunications satellite Galaxy-19 in orbit, Russia's space flights regulator said.
Tech world executives showered Donald Trump with praise Thursday during a rare dinner that saw the US president host some of the most important players in AI at the White House.
US-based tech company Cloud HQ said Thursday it will spend $4.8 billion building six data centers in Mexico, the latest in a series of major US investments in the country amid trade tensions with Washington.
US forces have carried out air strikes against senior members of Somalia's Al-Qaeda-linked Shebab rebels, with casualties reported but uncertainty hanging over the fate of the group's leader, officials said Tuesday.
