Senator Elizabeth Warren: ‘No more secret deals. No more special deals for multinational corporations.’ Photograph: Yuri Gripas/Reuters

Powers that would allows US president Barack Obama to agree trade deals with Asian countries and the European Union, as well as the deals themselve(...)

Searching  for a deal ....  US secretary of state John Kerry looks at the view of Lake Geneva from his hotel room as the Iran nuclear talks continue, in Lausanne, Switzerland, on Wednesday. Photograph: Laurent Gillieron/EPA

Major powers and Iran were closer to a preliminary accord on reining in Tehran’s nuclear programme as marathon talks ran into Wednesday, but they hit (...)

US president Barack Obama wants to introduce a minimum tax of 19 per cent on future overseas earnings of American companies and a mandatory 14 per cent tax on profits accumulated by the firms outside the US in low-tax countries such as Ireland. Photograph: Reuters

President plans to target the foreign earnings and hoarded offshore profits of US multinationals by proposing new taxes that would have major implicat(...)

The US Congress approved an annual defense policy bill on Friday that has been sent to President Barack Obama to sign into law.

The US Congress approved an annual defense policy bill on Friday that authorizes American training for Iraqi and Syrian forces fighting Islamic State (...)

Demonstrators march through Washington following a Staten Island grand jury’s decision not to indict a New York police officer in the choke-hold death of Eric Garner. Photograph: Reuters

The sign over the Department of Justice in Washington reads: “The place of justice is a hallowed place.” For protesters circling the building, the Ame(...)

US secretary of state John Kerry addresses the media after the nuclear talks session with Iran in Vienna. Photograph: AP Photo/Ronald Zak

The longer the international standoff over Iran’s suspect nuclear programme continues, the more dangerous and volatile the situation becomes. All s(...)

 Iranian foreign minister Mohammad Javad Zarif and  US secretary of state John Kerry at the talks between the E3+3 (France, Germany, Britain, China, Russia, USA) and Iran in Vienna, Austria. Photograph: Roland Schlager/EPA

Iran and six powers failed for a second time this year to resolve a 12-year dispute over Tehran’s nuclear ambitions and gave themselves seven more mo(...)

A file pictured  from January  2013, shows a large statue of a giant panda darkened by heavy smog in Beijing, China. Intensive talks over the past year or more led to Wednesday’s historic announcement in Beijing that the US would cut its emissions by up to 28 per cent by 2025 while China said its emissions would peak in 2030 or earlier. Photograph: Diego Azubel/EPA

Tackling climate change always boiled down to what the world’s two largest economies and biggest emitters of greenhouse gases – the US and China – wer(...)

Jody May-Chang greets a friend as couples gather at the Ada County Courthouse in Idaho to apply for same-sex marriage licences, moments before the ruling. Photograph: Patrick Sweeney/Reuters

The US supreme court has temporarily blocked an appeals court ruling on same-sex marriage bans in Idaho and Nevada that would have allowed gay couple(...)

Captured Viet Cong prisoners being moved by US marines in March 1965, during the Vietnam war. A new documentary on the last days of the war sheds light on the calamitous errors made by US president Gerald Ford’s administration. Photograph: Rolls Press/Popperfoto/Getty Images

The release of Last Days in Vietnam, a new documentary about the messy American withdrawal from the country in April 1975, could not have arrived a(...)