Some of US president Barack Obama’s email correspondence was swept up by Russian hackers last year in a breach of the White House’s unclassified computer system. Photograph: Joshua Roberts/Reuters.

Some of US president Barack Obama’s email correspondence was swept up by Russian hackers last year in a breach of the White House’s unclassified comp(...)

Hillary  Clinton speaks at the sixth annual Women in the World Summit in New York on  April 23. (AP Photo/Julie Jacobson)

It is hardly Machiavellian to state that the strongest political candidate draws the fiercest attacks. The salvos being fired at 2016 presidential con(...)

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(...)

US president Barack Obama delivers a statpment in  White House in  on Thursday in which he apologised for a counterterrorism operation in January that accidentally killed two aid workers held hostage by al Qaeda. Photograph: Jonathan Ernst/Reuters

US president Barack Obama expressed his “deepest apologies” on behalf of his government over the killing of two aid workers, an American and an Itali(...)

Hillary Clinton meets and greets supporters after a discussion at Whitney Brothers in Keene, New Hampshire, on Monday. New Hampshire will be the first to hold a presidential primary. Photograph: The New York Times

The event is beautifully staged: the owner of the business and six employees sit around as Hillary Rodham Clinton fields questions and shares her view(...)

US president Barack Obama  and Italian prime minister Matteo Renzi arrive for a joint news conference at the White House in Washington. Photograph: Jonathan Ernst/Reuters

Italian prime minister Matteo Renzi yesterday told US president Barack Obama the Mediterranean “has become a cemetery”, such is the effect of the bu(...)

A member of a bomb squad works beside a bomb disposal robot and  gyrocopter after it landed on the West Front of the US Capitol, on Capitol Hill in Washington. Photograph: Michael Reynolds/EPA

A Florida man was arrested after he landed his small helicopter on the west lawn of the US Capitol on Wednesday, police said, violating restricted ai(...)

The White House will eliminate a major diplomatic hurdle by pushing to have Cuba dropped from a list of state sponsors of terrorism. Photograph: The New York Times 1:30

Cuba recognised what it called a “fair decision” by US president Barack Obama to inform Congress he intends to remove Cuba from a US list of state spo(...)

 Jackie Kennedy’s silk maternity dress,   worn  in 1960 while she was pregnant with John Kennedy jnr

A silk “maternity dress” worn by Jackie Kennedy in 1960 has turned up in an auction of historical memorabilia in Dublin and is expected to sell for up(...)

US senator Marco Rubio has announced that he is to seek the Republican nomination in the 2016 presidential election.  Photograph: Jim Lo Scalzo/EPA

US senator Marco Rubio of Florida told top donors that he will run for the White House because he is “uniquely qualified” to represent the Republican (...)