Russian navy ships, among them Russian Navy Frigate 'Admiral Gorshkov (2L), sail near Kronshtadt naval base outside Saint Petersburg on July 20, 2018, during a rehearsal for the Naval Parade. - A Naval Military Parade will take place in Saint Petersburg and Kronshtadt on Russia's Navy Day, July 29. (Photo by OLGA MALTSEVA / AFP)        (Photo credit should read OLGA MALTSEVA/AFP/Getty Images)