British Prime Minister Gordon Brown delivers a speech outside 10 Downing Street in London, 06 April 2010. Gordon Brown visited the Queen to seek the dissolution of Parliament 06 April, officially kicking off the campaign for a general election set for 06 May. EPA/ANDY RAIN
British Prime Minister Gordon Brown (2-R) delivers a speech at 10 Downing Street with his cabinet pictured behind him in London, Britain 06 April 2010. Gordon Brown visited the Queen to seek the dissolution of Parliament 06 April, officially kicking off a general election campaign for 06 May. EPA/ANDY RAIN
Britain's leader of the Opposition Conservative Party David Cameron addresses supporters outside the County Hall building 6th April 2010 to officially launch his party's general election campaign. The date of the election is set for May 6th after Prime Minister Gordon Brown asked the Queen to dissolve Parliament. EPA/Ki Price
British Prime Minister Gordon Brown (C) takes centre stage as, supported by members of his Cabinet and aids, he delivers a speech outside 10 Downing Street in London 06 April 2010. Gordon Brown visited the Queen earlier to seek the dissolution of Parliament officially kicking off the campaign for a general election set for 06 May. EPA/ANDY RAIN
Britain's Opposition Conservative Party leader David Cameron accompanied by his wife Samantha, mingles with supporters outside the County Hall building, near Parliament 6 April 2010 as he embarks on the first official day of the General Election Campaign. After British Premier Gordon Brown called on Queen Elizabeth II earlier in the day to dissolve parliament, the election date was set for 6 May. EPA/Ki Price
British Prime Minister Gordon Brown delivers a speech outside 10 Downing Street in London, 06 April 2010. Gordon Brown visited the Queen to seek the dissolution of Parliament 06 April, officially kicking off the campaign for a general election set for 06 May. EPA/ANDY RAIN
The Palace of Westminister provides the backdrop as Britain's leader of the Opposition Conservative Party addresses supporters outside the County Hall building 6th April 2010 to officially launch his party's general election campaign. The date of the election is set for May 6th after Prime Minister Gordon Brown asked the Queen to dissolve Parliament. EPA/Ki Price
British Prime Minister Gordon Brown leaaves 10 Downing Street in London 6 April 2010 with his wife Sarah to officially get his General Election campaign underway after asking Queen Elizabeth II earlier in the day to dissolve Parliament, thus paving the way for a general election on 6 May. EPA/ANDY RAIN
Who will get the keys to No 10? The front door of 10 Downing Street, official residence of the British Prime Minister, in London 6th April 2010. On this day the incumbent, Gordon Brown called on Queen Elizabeth II at Buckingham Palace to ask her to dissolve Parliament, thus paving the way for a General Election on 6 May. Brown's main election opponent is David Cameron, leader of the Opposition Conservative Party. Also in contention is Nick Clegg, leader of the Liberal-Democrats who could become 'power-brokers' in the event of a hung parliament. EPA/ANDY RAIN
British Prime Minister Gordon Brown`s motorcade arrives at Buckingham Palace in London 6 April 2010 to ask Queen Elizabeth II to dissolve Parliament, paving the way for General Elections to be held on May 6th. EPA/GEOFF CADDICK
A bookmaker seizes on the moment to provide odds on the outcome of the general election, outside Buckingham Palace in London 6 April 2010 after Prime Minister Gordon Brown asked Queen Elizabeth II to dissolve Parliament to pave the way for a General Election on 6 May 2010. Most recent polls indicate the possibility of a 'hung parliament' where no party has a clear majority. EPA/DANIEL DEME
Members of the public try to photograph the British Prime Minister Gordon Brown as he leaves Buckingham Palace by car after meeting Queen Elizabeth II 6 April 2010. He asked the Queen to dissolve Parliament to make way for a General Election to be held on May 6th. EPA/GEOFF CADDICK
Who will get the keys to No 10? The front door of 10 Downing Street, official residence of the British Prime Minister, in London 6th April 2010. EPA/ANDY RAIN