OUISTREHAM, FRANCE - JUNE 06:  Prince Philip, Duke of Edinburgh, and Queen Elizabeth II greet D-day veterans at the main international ceremony commemorating the 70th anniversary of the D-Day invasion with 17 heads of state at Sword Beach on June 6, 2014 at Ouistreham, France. Friday the 6th of June is the 70th anniversary of the D-Day landings that saw 156,000 troops from the Allied countries, including the United Kingdom and the United States, join forces to launch an audacious attack on the beaches of Normandy,  these assaults are credited with the eventual defeat of Nazi Germany. A series of events commemorating the 70th anniversary are planned for the week with many heads of state travelling to the famous beaches to pay their respects to those who lost their lives.  (Photo by Sean Gallup/Getty Images)