Men on motorcycles inspect a site hit by what activists said were air strikes carried out by the Russian air force in the town of Babila, in the southern countryside of Idlib, Syria. Photograph: Khalil Ashawi/Reuters

The United States will largely abandon its failed efforts to train moderate Syrian rebels fighting Islamic State, and instead provide arms and equipme(...)

Republican presidential hopefuls Donald Trump (left) and Jeb Bush high five during the Republican presidential debate at the Ronald Reagan Presidential Library in Simi Valley, California. Photograph: Frederic J Brown/AFP/Getty Images 0:35

Republican frontrunner Donald Trump drew fire from rivals during the party’s second presidential debate over his campaign insults with Carly Fiorina, (...)

People   cross the border between Hungary and Austria on September 10th, 2015, near Nickelsdorf, Austria. The US has made its first specific commitment  towards increasing its acceptance of migrants from Syria.  Photograph: Joe Klamar/AFP/Getty Images

US president Barack Obama has directed his administration to take in at least 10,000 people fleeing the conflict in Syria over the next year. White Ho(...)

US  presidential candidate Donald Trump at Manhattan Supreme Court in New York on Monday, where he appeared for jurty duty. Trump’s  hard line on immigration has driven rivals to match his biting anti-immigrant language. Photograph: Lucas Jackson/Reuters

Republicans thought they had learned a lesson after 2012: Turning off Latino voters ensures defeat in the general election. But as the disruptive US p(...)

The furious reaction from the American right and vested interest groups to President Barack Obama’s dramatic announcement of his Clean Power Plan last(...)

US presidential candidate  and businessman Donald Trump. Photograph: Brian Snyder/Reuters

Embattled Republican presidential candidate Donald Trump has hit back at critics who say he went too far with caustic comments about a US television n(...)

Donald Trump and Jeb Bush participate in a debate of ten leading Republican presidential hopefuls at the Quicken Loans Arena in Cleveland. Photograph: Doug Mills/The New York Times

The first question to Chris Christie was about the nine credit downgrades that New Jersey had suffered since he became its governor. Ben Carson was(...)

US presidential candidate Donald Trump waves from his car  in Laredo, Texas, on July 23rd, where he had difficulty summoning details when pressed on how he would fix the immigration system. Photoghraph: Tamir Kalifa/The New York Times

The most pressing question that Donald J Trump could face next week in the first debate of the US 2016 presidential race may not be about Iran or immi(...)

Ahead of the field: Donald Trump in Texas on Thursday. He said he’s confident of winning the Hispanic vote. Photograph: Matthew Busch/Getty

On Tuesday the Republican senator Lindsey Graham, one of 16 candidates seeking his party’s presidential nomination in the 2016 US elections, appear(...)

Donald Trump has infuriated Republicans by criticizing fellow members of the party and made many of them uncomfortable with harsh remarks about illegal immigration and other issues. Photograph: Joshua Lott/The New York Times

US presidential hopeful Donald Trump persisted in his attacks on fellow Republicans on Tuesday, calling US Senator Lindsey Graham an “idiot” and givin(...)