The latest round of Syria peace talks are planned to begin on Monday in Geneva but were at risk of being delayed partly because of a dispute over who will comprise the opposition delegation. Photograph: Ozan Koseozan/AFP/Getty Images

US vice president Joe Biden said on Saturday that the United States and Turkey were prepared for a military solution against Islamic State in Syria sh(...)

 Greek prime minister Alexis Tsipras  with Christine Lagarde, managing director of the IMF, at a bilateral meeting  in Davos. Photograph: Jean-Christophe Bott/ EPA

The International Monetary Fund has reiterated its call for debt relief for Greece, raising pressure on European countries to cede to Greek demands fo(...)

Republican presidential hopeful Donald Trump looks on as former Alaska governor Sarah Palin endorses him in Iowa on Tuesday. Photograph: Sam Hodgson/The New York Times

Former Republican vice-presidential nominee Sarah Palin delivered a boisterous and at times bewildering speech as she publicly endorsed the party’s p(...)

 US actor Leonardo DiCaprio at the Crystal Award Ceremony on the eve of the opening of the 46th Annual Meeting of the World Economic Forum, WEF, in Davos, Switzerland. Photograph: EPA

Global leaders arrived in Davos last night for the start of the World Economic Forum amid increasing concerns about the health of the global economy,(...)

A general view of Davos ahead of the Annual Meeting 2016 of the World Economic Forum (WEF) in Davos, Switzerland

Politicians and business leaders gathering in the Swiss Alps this week face an increasingly divided world, with the poor falling further behind the su(...)

The Oxfam report highlights the role that “an ever more elaborate system of tax havens” is playing in the deepening divide, calling for a “global approach to end the era of tax havens”. Photograph: Getty Images

The world’s 62 wealthiest individuals now own the same as the poorest half of the global population, according to a new report on wealth inequality pu(...)

US President Barack Obama waves at the conclusion of his State of the Union address to a joint session of Congress on Capitol Hill in Washington, DC. Photograph: EPA

Barack Obama used his final annual State of the Union address to defend his presidential record and hit back at Republicans for cultivating divisions (...)

The Philadelphia chapter of the Friendly Sons will induct Irish Ambassador to the US Anne Anderson as the first honorary female. Photograph: Marty Katz

America’s oldest Irish society, the Friendly Sons of St Patrick, has agreed to admit female members for the first time when it marks its 245th anniver(...)

  A visit by Northern Ireland’s departing First Minister Peter Robinson and Deputy First Minister Martin McGuinness to the White House could involve a meeting with   vice-president Joe Biden (right), and possibly a brief greeting with  President Barack Obama. Photograph: Jacquelyn Martin/AP

Gerry Moriarty in Belfast and Simon Carswell in Washington Irish and American officials are trying to plan a visit by Northern Ireland’s departing F(...)

US vice-president Joe Biden  is applauded by Ukraine president Petro Poroshenko:  Mr Biden’s address in Kiev marked the climax of a two-day visit to Ukraine. Photograph: Sergei Supinsky/AFP/Getty Images

Ukraine’s politicians must seize a historic opportunity to free the country from the grip of Russia and corrupt tycoons, US vice-president Joe Biden (...)