London Mayor is the clear favourite, but dark horses Theresa May and George Osborne could catch up
It's a politically divisive issue, but the majority of Britons support overseas development spending
Tory grandee was one of Thatcher's 'closest confidants', but career was overshadowed by affair with secretary
Post-mortem into failure to forecast result points the finger at 'unrepresentative' sampling methods
Chancellor reportedly trying to seize control of programme to replace the UK's nuclear deterrent
David Cameron rules out withdrawal from the convention, despite opposition from his most senior colleagues
SNP leader criticises 'scale and speed' of cuts and reaffirms party's support for the EU
Prime minister announces priorities in Downing Street after defying pre-election predictions
Conservatives win 'shock' Commons majority as Ed Miliband stands down as Labour leader
Britain's boisterously partisan newspapers have thrown up a few surprises this year, offering support in unexpected ways
Can you take a selfie in a polling booth, do you need ID, and what happens if you've lost your polling card?
A 'weird' electoral system, a 'barmy' prime minister and a party that sounds like an 'awful pudding'
The polls are deadlocked and few are predicting anything other than a hung parliament
Scottish nationalists want to scrap Trident, reduce university tuition fees and block welfare cuts
After tuition fees fiasco, Clegg gives five manifesto pledges 'near religious status' in any coalition deal
Polls suggest the election is too close to call as leaders of the main parties rush around the country
The Sun has got two hats on, but expert says no newspaper can claim it 'won it' for any government
Danny Alexander leaks what he claims are 'secret' Conservative plans for £8bn of welfare cuts
The Democratic Unionist Party is ready to do a deal with either Labour or the Conservatives – but at what cost?
England manifesto proposes to ban Scottish MPs from voting on income tax south of the border