The Northern Fleet's flagship, the Pyotr Veilikiy (Peter the Great) missile cruiser, is seen at its Arctic base of Severomorsk, Russia, Thursday, May 13, 2021. Adm. Alexander Moiseyev, the commander of Russia's Northern Fleet griped Thursday about increased NATO's military activities near the country's borders, describing them as a threat to regional security. (Photo by Alexander Zemlianichenko/AP Photo)





Russian President Vladimir Putin waits to meet Belarusian President Alexander Lukashenko on the boat prior to their meeting in the Black Sea resort of Sochi, in Russia, Saturday, May 29, 2021. (Photo by Sergei Ilyin, Sputnik, Kremlin Pool Photo via AP Photo)





Pedestrians walk past a wall of a house with huge graffiti depicting members of the Russian patriotic youth movement Yunarmiya in Moscow, on May 25, 2021. (Photo by Yuri Kadobnov/AFP Photo)





The full moon rises in the clouds over a statue of an angel fixed atop the Alexander Column at the Palace Square in St. Petersburg, Russia, Wednesday, May 26, 2021. (Photo by Dmitri Lovetsky/AP Photo)





Members of historical military clubs, dressed in World War Two uniforms, pose for a selfie before the historical re-enactment of the Battle of the Caucasus, in the town of Lermontov, in Stavropol region, Russia on May 29, 2021. (Photo by Eduard Korniyenko/Reuters)





A participant of the half-marathon race is sprayed with water during hot weather in Omsk, Russia on May 30, 2021. (Photo by Alexey Malgavko/Reuters)





Participants prepare backstage ahead of the 18th annual Viennese Ball charity event at Gostiny Dvor in Moscow, Russia on May 29, 2021. Good grades are not the only prerequisite for an invite to the ball. Young hopefuls must undergo an elimination process to make it to the dance floor in gowns and black tails. (Photo by Evgenia Novozhenina/Reuters)





Participants dance during the 18th annual Viennese Ball charity event at Gostiny Dvor in Moscow, Russia on May 29, 2021. Russia's brightest students were rewarded for their scholarly achievements with their first Vienna ball in Moscow, in a throw-back to a bygone era of imperial splendor. (Photo by Evgenia Novozhenina/Reuters)





Participants are seen backstage ahead of the 18th annual Viennese Ball charity event at Gostiny Dvor in Moscow, Russia on May 29, 2021. (Photo by Evgenia Novozhenina/Reuters)





A participant prepares backstage ahead of the 18th annual Viennese Ball charity event at Gostiny Dvor in Moscow, Russia on May 29, 2021. (Photo by Evgenia Novozhenina/Reuters)





A participant uses her smartphone backstage before the 18th annual Viennese Ball charity event at Gostiny Dvor in Moscow, Russia on May 29, 2021. The glitzy ball is back for the first time in two years after being canceled last year due to coronavirus fears. (Photo by Evgenia Novozhenina/Reuters)





People are reflected in a puddle as they watch the sunset in Moscow, Russia on May 27, 2021. (Photo by Maxim Shemetov/Reuters)





Andrei Pivovarov, the head of Open Russia movement that dissolved itself last week, is taken from his apartment building after being arrested in St.Petersburg, Russia, Tuesday, June 1, 2021. Russian authorities are ramping up their pressure on dissent ahead of the country's parliamentary election, arresting one opposition activist and raiding several others' homes. Pivovarov has been pulled off a plane at St. Petersburg's airport and is to be taken to Krasnodar in southern Russia. (Photo by Ruslan Terekhov/SOTA via AP Photo)





Kremlin guards perform at the Cathedral Square during a ceremony of the Changing of the Guard in the Kremlin, in Moscow, Russia, Saturday, May 29, 2021. (Photo by Pavel Golovkin/AP Photo)





Sculptures of angels on the St. Isaac's Cathedral are silhouetted on the full moon rising in the clouds in St. Petersburg, Russia, Wednesday, May 26, 2021. (Photo by Dmitri Lovetsky/AP Photo)





A cargo ship travels past as drawbridges rise above the Neva River, with the moon in the sky, in St. Petersburg, Russia, early Tuesday, May 25, 2021. (Photo by Dmitri Lovetsky/AP Photo)





A woman wearing a face mask stands next to the monument to Podolsk's cadets died during World War Two in Podolsk some 40 kilometres outside Moscow on May 20, 2021. (Photo by Yuri Kadobnov/AFP Photo)





A view from the VDNH park during sunset in Moscow, Russia on May 22, 2021. (Photo by Sefa Karacan/Anadolu Agency via Getty Images)





Underground dancers dressed in Spiderman costumes perform in the subway of Saint Petersburg late on May 21, 2021. (Photo by Olga Maltseva/AFP Photo)