A security officer observes during a military parade to mark 70 years since the city's liberation by the Red Army in Belgrade October 16, 2014. Serbia feted Russia's Vladimir Putin with troops, tanks and fighter-jets on Thursday to mark seven decades since the Red Army liberated Belgrade, balancing its ambitions of European integration with enduring reverence for a big-power ally deeply at odds with the West. (Marko Djurica/Reuters)
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