BERLIN, GERMANY - MAY 04: Visitors walk on the grounds of the Soviet War Memorial in Treptower Park on May 4, 2015 in Berlin, Germany. The memorial commemorates the tens of thousands of Soviet Red Army soldiers killed in fighting in the last months of World War II as the Red Army approached Berlin from the east and engaged in heavy street fighting in the German capital. Europe, Russia and the former Allied powers will commemorate the 70th anniversary of the end of World War II and the victory over Nazi Germany on May 8-9. (Photo by Sean Gallup/Getty Images)
