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(...)

Scott Walker, governor of Wisconsin: he surged ahead last weekend in an opinion poll in Iowa, a year before parties there nominate their candidates. Photograph: Andrew Harrer/Bloomberg

When Republican governor Scott Walker proposed cutting another $300 million (€214 million) off the University of Wisconsin’s budget and told its teach(...)

Chris Christie, governor of New Jersey, at a match between Arsenal and Aston Villa at the Emirates Stadium in London, on Sunday. Photograph: Eddie Keogh/Reuters

New Jersey governor Chris Christie on Sunday began a three-day trade mission to the UK. The trip is meant to bolster his state’s economic and cultura(...)

 Mitt Romney and former Florida governor Jeb Bush (L) pose for a photograph together. Mr Romney has said he will not contest the 2016 presidential campaign. Photograph: Brian Snyder/Reuters/Files.

US Republican Mitt Romney, the two-time presidential candidate, has passed on a third attempt after briefly flirting with another bid, bolstering the (...)

Women take a selfie as they stand in an uncharacteristically empty Times Square, New York City January 27th, 2015. Photograph: REUTERS/Adrees Latif 1:38

New York City, which was shut down overnight, was spared the worst of a snowstorm that swept across the Northeast early Tuesday and slowly returned to(...)

Mitt Romney, the Republican nominee in the 2012 US presidential election, told donors that he is considering seeking the GOP candidacy for 2016. File photograph: Jim Young/Reuters

It’s only the second week in January in a non-election year and 22 months until the next US presidential ballot but already the challengers for the Re(...)

Former Florida governor Jeb Bush. He  is the first Republican to announce formally that he is exploring a candidacy. Photograph: Andy Jacobsohn/Getty Images

Jeb Bush, the son and young brother of former US presidents, has fired up the next race for the White House by announcing that he will “actively ex(...)

The ambitious governor of New Jersey Chris Christie: labelled the ban on pig gestation crates a “solution in search of a problem”. Photograph: Andrew Harrer/Bloomberg

Amid the recent uproar over white cops escaping criminal charges for killing black men on the job, you may have missed two of the stranger political s(...)

Former US president George W Bush speaks at the launch his new book, “41: A Portrait of My Father”, at the George Bush Presidential Library Center in College Station, Texas. Photograph: Mike Stone/Reuters

George W Bush, the 43rd president, unveiling his new biography of his father, 41st president, George HW Bush – a book he describes as “a love story” –(...)

Nurse Kaci Hickox and   her boyfriend Ted Wilbur speak with the media in Fort Kent, Maine yesterday.  Photograph: Reuters

A US judge has lifted a quarantine on an American nurse, ruling in favour of the 33-year-old woman whose health has become a battleground between go(...)