Russian President Vladimir Putin speaks at an opening ceremony of the monument to the Heroes of the World War I, behind him, on the day of the 100th anniversary of its beginning in Victory Park on Poklonnaya Hill in Moscow, Russia, Friday, Aug. 1, 2014. Putin said in his Friday speech that it's important today to remember how narrow ambitions and political interests triggered World War I in order to avoid new conflicts. (AP Photo/RIA Novosti Kremlin, Mikhail Klimentyev, Presidential Press Service)