Josef Stalin's head is left in a Budapest street after a statue to the communist dictator was torn from its plinth during the Hungarian Revolution in 1956. (Photo by Robert Hofbauer/Radio Free Europe/Radio Liberty)

Former Soviet President Mikhail Gorbachev as he bids the last farewell to his wife Raisa Gorbacheva during the funeral ceremony in Moscow, Russia, 23 September 1999 (reissued 30 August 2022). According to a Moscow Central Clinical Hospital statement, former Soviet president Mikhail Gorbachev has died at the age of 91. As a supporter of the de-Stalinization programs of his predecessor Nikita Khrushchev, Gorbachev initiated numerous reforms during his tenure. He signed a nuclear arms treaty with the United States and withdrew the Soviet Union from the Soviet-Afghan war. His policies created freedom of speech and press, and decentralized fiscal policy planning and execution to increase efficiency. Gorbachev was the last leader of the Soviet Union, overseeing Russia’s transition from one party rule to fragile democracy. (Photo by Sergey Chirikov/EPA/EFE)

Britain Horse Racing, Royal Ascot, Ascot Racecourse on June 17, 2016. Chelsea pensioners with a racegoer posing between them. (Photo by Toby Melville/Reuters/Livepic)

A soldier beaten by the mob (C) is protected by plain chothes policemen after troops involved in the coup surrendered on the Bosphorus Bridge in Istanbul, Turkey July 16, 2016. (Photo by Murad Sezer/Reuters)

Soldiers and firefighters carry the body of Chilean President Salvador Allende, wrapped in a Bolivian poncho, out of La Moneda presidential palace after it was bombed during a coup by Gen. Augusto Pinochet in Santiago, Chile, September 11, 1973. (Phoot by El Mercurio/AP Photo)

Swiss police officers stand beside of mock gates of the NEAT Gotthard Base Tunnel inside the event hall for the upcoming opening ceremony near the town of Erstfeld, Switzerland May 31, 2016. The celebrations of the opening of the Gotthard Base Tunnel will start on June 1, 2016. With a length of 57 km (35 miles) crossing the Alps, the Gotthard Base tunnel is the world's longest train tunnel. (Photo by Arnd Wiegmann/Reuters)

Team GB synchronised swimmers Kate Shortman and Izzy Thorpe took on an underwater fashion shoot in June 2021 before they represent Britain in the artistic swimming competition at the Tokyo Olympics next month. (Photo by Bluebella/Cavendish Press)

A female motorcycle cop directs traffic wearing crash helmet, Haywarket Square, Boston, Massachusetts, 1979. (Photo by Spencer Grant/Getty Images)