LONDON, UNITED KINGDOM - JUNE 05: Britain's Home Secretary Theresa May arrives for the service of thanksgiving to mark the Diamond Jubilee of Britain's Queen Elizabeth at St Paul's cathedral on June ... more 

LONDON, UNITED KINGDOM - JUNE 05: Britain's Home Secretary Theresa May arrives for the service of thanksgiving to mark the Diamond Jubilee of Britain's Queen Elizabeth at St Paul's cathedral on June 5, 2012 in London, England. For only the second time in its history the UK celebrates the Diamond Jubilee of a monarch. Her Majesty Queen Elizabeth II celebrates the 60th anniversary of her ascension to the throne today with a carriage procession and a service of thanksgiving at St Paul's Cathedral. (Photo by Kieran Doherty - WPA Pool/Getty Images) less