US president Donald Trump speaks during an Oval Office announcement  at the White House in Washington, DC. Photograph: Alex Wong/Getty Images

US president Donald Trump has defended his decision to part ways with national security adviser John Bolton, telling reporters that the hawkish defenc(...)

Nord Stream pipeline operator back in 2012: Nord Stream 2, a pipeline under the Baltic Sea, will double the gas Russia can deliver directly to Germany. Photograph: Olga Maltseva

Senior officials from the EU, Moscow and Kiev held talks on Monday over Ukraine’s future as a transit state for Russian gas, as the Kremlin’s role as (...)

Ivanka Trump looks on as President Donald Trump and Nikki Haley announce Ms Haley’s resignation as US ambassador to the UN at the White House on Tuesday. Photograph: Samuel Corum/New York Times

US president Donald Trump has said he is considering five candidates to take over from UN ambassador Nikki Haley after she announced her resignation. (...)

The sanctions  target a range of industries, including Iran’s car-making sector, and will be followed in November by  an embargo on the import of Iranian oil and sanctions on its banking sector.

US president Donald Trump has warned America’s trading partners that anyone who does business with Iran will not be doing business with the US, after (...)

Iranians burn a photograph of US president Donald Trump during an anti-US demonstration outside the former American embassy HQ in Tehran, on Wednesday. Photograph: Ali Mohammadi/Bloomberg

From the moment that US president Donald Trump announced his renunciation of the Iran nuclear accord on Tuesday night, European leaders proclaimed the(...)

President-elect Donald Trump following his meeting with Mitt Romney at the weekend. Photograph: Carolyn Kaster/AP

President-elect Donald Trump, working to fill administration positions ahead of his inauguration on January 20th, was scheduled to hold talks in New (...)