International Charlemagne Prize Of Aachen 2015

AACHEN, GERMANY - MAY 14: (L-R) Ukrainian President Petro Poroshenko talks to Lithuanian President Dalia Grybauskaite during the International Charlemange Prize Of Aachen 2015 (Der Internationale Karlspreis zu Aachen) on May 14, 2015 in Aachen, Germany. The International Charlemagne Prize, one of the most prestigious European prizes, is awarded once a year since 1950 by the city of Aachen to people for distinguished service on behalf of European unification. (Photo by Sascha Steinbach/Getty Images)