Soldiers perform on stage to commemorate the 81st anniversary of the Soviet Union's victory in the Great Patriotic War, in St. Petersburg, Russia, May 9, 2026. St. Petersburg held mass parades, cultural performances, and other events on Saturday to commemorate the 81st anniversary of the Soviet Union's victory in the Great Patriotic War. (Photo by Irina Motina/Xinhua)

A boy plays on the barrel of a cannon during a celebration marking the 81st anniversary of the Soviet Union's victory in the Great Patriotic War, in St. Petersburg, Russia, May 9, 2026. St. Petersburg held mass parades, cultural performances, and other events on Saturday to commemorate the 81st anniversary of the Soviet Union's victory in the Great Patriotic War. (Photo by Irina Motina/Xinhua)

People sing together during a celebration marking the 81st anniversary of the Soviet Union's victory in the Great Patriotic War, in Palace Square, St. Petersburg, Russia, May 9, 2026. St. Petersburg held mass parades, cultural performances, and other events on Saturday to commemorate the 81st anniversary of the Soviet Union's victory in the Great Patriotic War. (Photo by Guo Feizhou/Xinhua)

People hold photos or portraits of World War II veterans as they attend a parade marking the 81st anniversary of the Soviet Union's victory in the Great Patriotic War, in St. Petersburg, Russia, May 9, 2026. St. Petersburg held mass parades, cultural performances, and other events on Saturday to commemorate the 81st anniversary of the Soviet Union's victory in the Great Patriotic War. (Photo by Irina Motina/Xinhua)

People lay flowers to commemorate the 81st anniversary of the Soviet Union's victory in the Great Patriotic War, in the Field of Mars, St. Petersburg, Russia, May 9, 2026. St. Petersburg held mass parades, cultural performances, and other events on Saturday to commemorate the 81st anniversary of the Soviet Union's victory in the Great Patriotic War. (Photo by Irina Motina/Xinhua)

Children sing at a celebration marking the 81st anniversary of the Soviet Union's victory in the Great Patriotic War, in St. Petersburg, Russia, May 9, 2026. St. Petersburg held mass parades, cultural performances, and other events on Saturday to commemorate the 81st anniversary of the Soviet Union's victory in the Great Patriotic War. (Photo by Irina Motina/Xinhua)