John Kerry: “The fact is that Iran now has extensive experience with nuclear fuel cycle technology. We can’t bomb that knowledge away.” Photograph: Gary Cameron/Reuters

US secretary of state John Kerry on Thursday mounted a furious counterattack against critics of the Iran nuclear deal, telling sceptics it would be fa(...)

Republican presidential contender and businessman Donald Trump. Photograph: Daniel Acker/Bloomberg

Republican presidential contender Donald Trump attacked Arizona senator John McCain’s war record on Saturday, saying the former prisoner in North Viet(...)

 President Barack Obama: stressed that there was no alternative to the deal. Photograph: Getty Images

The tough negotiations leading to a nuclear deal with Iran may have concluded in Vienna, but the hard work on selling the agreement to sceptical Repub(...)

President Barack Obama, with Vice President Joe Biden, at a press conference in response to the Iran nuclear deal. Photograph; Andrew Harnik/Getty Images

US president Barack Obama faces stormy weeks ahead as he must convince fellow Democrats and Republicans at home and disgruntled allies in the Middle E(...)

Man  holds a confederate battle flag and Bible outside the statehouse in Columbia, South Carolina, on Thursday, just hours before Gov Nikki Haley signed a Bill to remove the flag from statehouse grounds. Photograph: Jason Miczek/Reuters

The Confederate battle flag, which has reignited a national debate since last month’s killings of nine black churchgoers in South Carolina, is to b(...)

The Confederate battle flag flies on the grounds of the South Carolina State House in Columbia. Photograph: Travis Dove/The New York Times.

The South Carolina House of Representatives early on Thursday backed a proposal to remove the Confederate battle flag from the State House grounds.(...)

US secretary of state John Kerry: said the negotiations “could go either way”. Photograph: Reuters/Leonhard Foeger

The conclusion of a nuclear agreement with Iran, should it happen, will mark only the start of negotiations at home for the White House as it has b(...)

Minister for Foreign Affairs Charlie Flanagan spoke about the plight of undocumented Irish in the US. Photograph: Dara Mac Donaill/The Irish Times

Minister for Foreign Affairs Charlie Flanagan has said the plight of undocumented Irish in the US is “not just a St Patrick’s Day issue”. Along with T(...)

‘The president descended from the mountain for half an hour on Thursday evening, materialising at Nationals Park to schmooze with Democrats and Republicans at the annual congressional baseball game.’ Photograph: Aude Guerrucci/Getty Images

On Saturday mornings, I love to watch reruns of the television Western The Rifleman. Each show is a little moral fable, with Chuck Connors’s widowe(...)

US President Barack Obama walks through a hallway after meeting with House Democrats at the US Capitol  in Washington. Photograph: Mandel Ngan/Getty Images

President Barack Obama suffered a humiliating defeat on his planned free trade deals as Democrats in the House of Representatives rebuffed a last-minu(...)