A National Security Agency (NSA) data gathering facility in Salt Lake City, Utah. Wikimedia and other rights groups have filed a lawsuit against the agency challenging one of its mass surveillance programmes. Photograph: Jim Urquhart/Reuters

The US National Security Agency (NSA) is being sued by Wikimedia and other groups challenging one of its mass surveillance programmes, that they alleg(...)

Wisconsin governor Scott Walker   speaks at the Conservative Political Action Conference in National Harbor, Maryland, on Thursday. Walker’s  bitter fight against trade unions has cast him on to the national stage. Photograph: Jabin Botsford/The New York Times

Wisconsin governor Scott Walker received one of the loudest cheers of his speech at this week’s Conservative Political Action Conference (CPAC) when h(...)

Nigel Farage, leader of the United Kingdom Independence Party, addresses the 42nd annual Conservative Political Action Conference. Photograph: Alex Wong/Getty Images

Nigel Farage, leader of the UK Independence Party, was warmly received at a major US conference of conservatives with a message denouncing EU immigra(...)

Gay rights advocate Vin Testa in front of the Supreme Court in Washington. Photograph: J Scott Applewhite/AP

Gabriela Polanco says her 14-month-old daughter Alexandra Noemi is running around, eating with a fork and drinking out of “a big-girl cup”.Two years a(...)

Mario Draghi, head of the European Central Bank (ECB), is seen in the newsroom to speak to journalists after a meeting of the ECB governing board in Frankfurt, Germany. Photograph: Hannelore Foerster/Getty Images

European government borrowing rates plummeted to record lows, the euro weakened to an 11-year low against the dollar and stock markets rallied after t(...)

The US Supreme Court is to decide whether same-sex couples have a right to marry under the country’s constitution.   Vin Testa, a supporter of same-sex marriage, waves a rainbow colored flag outside the US Supreme Court  in 2013.  Photograph: Andrew Harrer/Bloomberg

The US Supreme Court is to decide whether or not same-sex couples have a right to marry under the country’s constitution, setting up a potentially hi(...)

Adnan Syed, the man the centre of the Serial podcast, who is convicted of the muder of his girlfriend Hae Min Lee.

The subject of widely popular podcast series Serial will have his case considered for leave to appeal by the State of Maryland. In the case of Adnan S(...)

 Maryland governor Martin O’Malley (left) with president Barack Obama. Mr O’Malley has cancelled death sentences for four prisoners. Photograph: Mandel Ngan/AFP/Getty Images.

A US governor has cancelled the death sentences of the last four inmates awaiting execution, almost two years after the state became the 18th to do a(...)

Kate Holmquist is from Massachusetts and has been living in Ireland for more than 30 years I’ve had far more Thanksgivings outside the US than (...)

People react positively at a watch party as US president Barack Obama outlines his executive actions on immigration in a televised address at Casa de Maryland in Hyattsville, US. Photograph: Jabin Botsford/ New York Times

Ireland’s Catholic bishops, Irish immigration centres in the United States and business interests there have welcomed President Barack Obama’s execut(...)