Japan’s prime minister Shinzo Abe (right, front) and his Italian counterpart Matteo Renzi (centre) arrive at a news conference, at Mr Abe’s official residence in Tokyo, Japan, on Monday. Photograph: Thomas Peter/EPA

Japanese prime minister Shinzo Abe asked US vice president Joe Biden on Wednesday for an investigation into possible spying on high-level Japanese gov(...)

 US president Barack Obama announcing a  plan  to reduce greenhouse gas emissions from  coal-burning power plants. Photograph: Mark Wilson/Getty Images

The Obama administration has vowed to override states that refuse to accept its new climate goals by mandating how they should achieve emissions cuts,(...)

US president Barack Obama: Clean Power Plan ‘the biggest, most important step we have ever taken to combat climate change’. Photograph: Jonathan Ernst/Reuters

US president Barack Obama will tomorrow unveil the final version of his plan to tackle greenhouse gases from coal-fired power plants as he aims to cem(...)

Joe Biden and Hillary Clinton:  Biden is talking to friends, family and donors about jumping in. The 72-year-old vice-president has been having meetings to explore the idea of taking on Clinton in Iowa and New Hampshire. Photograph: Luke Sharret/The New York Times

A pattern of cutting corners, a patina of entitlement and inevitability, has led to this. Destroying digital messages and thwarting official investiga(...)

Lonnie Bunch, director of the Smithsonian’s National Museum of African American History and Culture, which is scheduled to open in September 2016. Photograph: Simon Carswell

When the White House said, following the latest mass shooting in the United States, that president Barack Obama believed the Confederate flag “belongs(...)

Protesters outside Walter Palmer’s dental clinic  in Minnesota. Photograph: Adam Bettcher/Getty Images

The American dentist who killed Cecil the lion was a “foreign poacher” who paid for an illegal hunt and he should be extradited to Zimbabwe to face ju(...)

Protestors gather outside Walter James Palmer’s dental office in Bloomington, Minnesota. Photograph: AP Photo/Ann Heisenfelt

The White House said on Thursday that it will review the public petition to extradite the American dentist who allegedly killed Cecil, a Zimbabwean li(...)

Barack Obama laughs during a visit to Addis Ababa on Tuesday: “I’m looking forward to life after being president. I can spend time with my family . . . I can find other ways to serve. I can visit Africa more often.” Photograph: Saul Loeb/AFP/Getty

President Barack Obama claimed on Tuesday that he could win a third term if allowed by the American constitution, but said he was looking forward to l(...)

Barrack Obama during a news conference in Addis Ababa, Ethiopia, today. Photograph: STR/EPA

President Barack Obama has lashed out at Republican presidential candidates for making what he called “ridiculous” claims about his policies and “outr(...)

US president Barack Obama shakes hands with Ethiopia’s president Mulatu Teshome  at the National Palace in Addis Ababa on Monday. Photograph: Saul Loeb/AFP/Getty Images

When a young Ethiopian journalist, Simegnish Mengesha, got the chance to meet US president Barack Obama in May, a comment from a high-ranking US offic(...)