LONDON, ENGLAND - MAY 27:  The carriage carrying Britain's Queen Elizabeth II, accompanied by her husband Prince Philip, Duke of Edinburgh, arrives for the State Opening of Parliament at the Houses of Parliament on May 27, 2015 in London, England. The Queen's Speech is the centrepiece of the State Opening and is expected to see promise of an EU referendum, tax cuts and an extension of Right to Buy in the in the first all-Conservative Queen's Speech since 1996.  (Photo by Carl Court-WPA Pool/Getty Images)