Houses Of Parliament As U.K. Parliament Dissolved Ahead Of General Election [Getty Images]

The Elizabeth Tower, home to Big Ben, stands beyond a bicycle in Parliament Square in London, U.K., on Monday, March 30, 2015. U.K. Prime Minister David Cameron visited Queen Elizabeth II at Buckingham Palace on Monday as Parliament was dissolved and the campaign began for the May 7 general election. Photographer: Matthew Lloyd/Bloomberg via Getty Images

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