Margaret Thatcher restored "confidence and pride" too Britain was a "true friend" of America, President Barack Obama said today.
As Barack Obama's inauguration in Washington DC heralds the start of the US president's second term in the White House, here's a run-through of the most important challenges coming up in the next four years.
George Osborne made a rare foray into public debate today with a defence of gay marriage and abortion which will infuriate Tory backbenchers and make him a figurehead for liberal Conservatives.
Barack Obama won because he appealed to immigrant groups, instead of abusing them. How long until British politicians learn the same lesson?
Conservatives did battle with Labour over the meaning of Barack Obama's re-election today, as both parties tried to claim the victory as a sign of their own success in 2015
Neither presidential candidate has enjoyed a special relationship with the UK, but Obama remains the favourite, keeping Britain’s chips in the blue corner.
American polls are systemically biased to the left. Liberals are about to get a major shock.
David Cameron reportedly put President Obama on hold in order to finish a tennis game, according to Rebekah Brooks' husband.
We must protect diplomatic staff from harm - but also wipe out hate speech against Muslims.
The homage to the NHS at the centre of the London 2012 opening ceremony confused many American viewers. But what might it tell them about 'socialised medicine'?
The relationship between David Cameron and Mitt Romney got off to a bad start today as the prime minister rebuked the Republican candidate for talking down the London Olympics.
David Cameron broke off at the end of the Nato summit in Chicago to go sightseeing, Barack Obama has joked.
For all the criticism of him, Galloway shows young people and minorities can upset British elections.
David Cameron and Barack Obama have traded their musical preferences for a White House dinner tonight, with the prime minister opting for the safe option of Mumford and Sons.
The White House outlines the topics of conversation expected between the prime minister and president this week.
Rachel Staley, of the British American Security Information Council, calls on Obama and Cameron to begin talking about nuclear disarmament, in a comment piece for politics.co.uk.
The president and prime minister celebrate the enduring relationship between Britain and the United States in a jointly written article in the Washington.
Britain and the United States' alliance is a "partnership of the heart", David Cameron and Barack Obama have declared.
The president and the prime minister have a real chance to re-energise the conversation on nuclear disarmament this week.
US president Barack Obama expresses his condolences to Afghan president Hamid Karzai over the rampage by the American soldier which killed 16.
David Cameron will avoid the gang of Republicans fighting to become presidential candidate on a trip to the US this week, in favour of a closer relationship with Barack Obama.
politics.co.uk talks to John Street, author of Music and Politics, about Jimi Hendrix, Cool Britannia and why left-wingers have all the best songs.
The UK can seize the moment or take one further step into irrelevance.
David Cameron has issued a passionate defence of the Arab Spring at the UN, despite Britain's reluctance to support a Palestinian statehood bid.