Russia on Friday celebrated the 80th anniversary of the defeat of Nazi Germany in World War II, as President Vladimir Putin presided over a massive parade of tanks, missiles and troops through Red Square and welcomed over two dozen world leaders — the most since Moscow sent troops into Ukraine.

Vladimir Putin is leading Russia's Victory Day commemorations with a parade in Red Square and ramped up security after days of Ukrainian strikes targeting the capital.Chinese President Xi Jingping is among more than 20 international leaders who have made the journey to Moscow.