President Donald Trump has renewed his feud with NBC News, and even raised the possibility of challenging broadcasting licences for outlets.

If the US president scuppers the nuclear deal, Iran, a proud, resource-rich nation, which also has a large uranium stockpile, will not capitulate, says Seyed Hossein Mousavian.

US Secretary of State Rex Tillerson has held a press conference at the White House to say that he has never considered stepping down from the job.

The United States is kicking out 15 of Cuba's diplomats in a row over alleged attacks on US staff in Havana.

The US had claimed North Korea was showing restraint. With the weekend events, what reaction can the nuclear weapons provocateur expect? Christopher R Hill reports

President Donald Trump's values should be considered separate from America's when it comes to race, Secretary of State Rex Tillerson said.

Eli Lake says that US citizens should want their government to undermine the gulag state of North Korea, not help preserve it with another compromise    

Secretary of State Rex Tillerson has urged calm and said Americans should have "no concerns" after North Korea and President Donald Trump traded fiery threats.

The United States will respond by September 1 to Russia's attempt to force a major reduction in American diplomatic staff, Rex Tillerson has said.

US Secretary of State Rex Tillerson has met the king of Saudi Arabia and officials from other countries lined up against Qatar as he works to end a rift that has left the tiny, energy-rich state isolated from its neighbours.

US secretary of state Rex Tillerson has departed for Qatar as he tries to mediate a dispute between the energy-rich country and a quartet of Arab nations.

US president Donald Trump has described his lengthy head-to-head encounter with Russian president Vladimir Putin as a "tremendous meeting".

The White House has issued a warning to Bashar Assad as it claimed "potential" evidence showed Syria was preparing for another chemical weapons attack.

"But now is not the time to do anything to subtract from the fundamental responsibility of those individuals, that individual in particular, who committed this atrocity."

Donald Trump will meet Vladimir Putin's senior diplomat at the White House on Wednesday in a signal that US relations with Russia have improved.

Donald Trump has said he would like to see a diplomatic resolution to escalating tensions with North Korea, but fears "we could end up having a major, major conflict".

US Secretary of State Rex Tillerson has said that China has threatened to impose sanctions on North Korea if it conducts further nuclear tests.

Russia has been told it must choose between aligning itself with the US and like-minded countries or embracing Syrian President Bashar Assad, Iran and militant group Hezbollah.

US Secretary of State Rex Tillerson has used a visit to a Second World War memorial in Italy to declare that the United States will stand up to aggressors who harm civilians.

Donald Trump is looking forward to his first meeting with his Chinese counterpart Xi Jinping, US Secretary of State Rex Tillerson has said.

North Korea has tested a new type of high-thrust engine to propel its rockets.

US secretary of state Rex Tillerson has pushed for closer Chinese-US co-operation in dealing with North Korea's nuclear programme, in his first face-to-face talks with senior Chinese diplomats.

US Secretary of State Rex Tillerson has arrived in Beijing for his first face-to-face talks with Chinese leaders expected to focus on North Korea’s nuclear programme and trade.

As China continues to expand its sphere of influence, Brahma Chellaney looks at the steps the US can take to demonstrate its concerns.

France and Germany have formed a united front in the face of US president Donald Trump’s halt in the US refugee programme, saying it "can only worry us".

The former Exxon Mobil oil giant boss has more influence than most presidents and knows how to cut a deal. He would be an able secretary of state, says Amir Handjani

Given the fondness that the president-elect and so many of his appointees seem to have for Russian President Vladimir Putin, life may be about to imitate — if not exceed — art, says Nina L Khrushcheva.

The top Senate Republican says that Congress will investigate a CIA assessment that Russia interfered in the November election on behalf of Donald Trump, an intelligence conclusion that the incoming commander in chief has called "ridiculous".

Former New York City mayor Rudy Giuliani has formally withdrawn from consideration for a post in President-elect Donald Trump's administration.

EXECUTIVES from major oil companies turned on BP last night and defended their own drilling practices during a US congressional hearing as they sought to stave off new government regulations in the wake of BP’s oil spill in the Gulf of Mexico.

Two US congressmen reviewing contingency plans of five major oil companies in the event of another spill say they are nearly identical – and are all unprepared.