(L-R) Dutch King Willem-Alexander, Arthur Wellesley the Marquis of Douro and son of the ninth Duke of Wellington, Prince Nikolaus Furst Blucher von Wahlstatt and Prince Jean-Christophe Napoleon Bonaparte lay their hands together in a symbolic gesture at the official commemoration of the bicentenary of the Battle of Waterloo on June 18, 2015 in Waterloo. European royals and diplomats gathered in Belgium to mark the 200th anniversary of the Battle of Waterloo, a turning point for the continent which still touches a nerve and stirs national passions. AFP PHOTO / POOL / DIRK WAEM (Photo credit should read DIRK WAEM/AFP/Getty Images)
