An officer takes a pictures of another officer while controlling the traffic in the Jing'an district of Shanghai on June 1, 2022, after the end of the lockdown that kept the city two months with heavy-handed restrictions. (Photo by Hector Retamal/AFP Photo)

A North Korean soldier looks through a window at Australian Prime Minister Julia Gillard (L) and her partner Tim Mathieson (C) while they visit the United Nations Command Military Armistice Commission (UNCMAC) meeting room at the border village of Panmunjom, between South and North Korea, on April 24, 2011 South Korea. Gillard will visit Japan, the Republic of Korea and China during a bilateral tour of North Asia from April 20-27. (Photo by Jeon Heon-Kyun-pool/Getty Images)

A reveller dances next to a police officer at Notting Hill Carnival in London, Britain on August 28, 2022. (Photo by Henry Nicholls/Reuters)

Ukrainian Air Force officers attend a graduation ceremony at the National University of Defence of Ukraine in Kiev, April 24, 2015. (Photo by Gleb Garanich/Reuters)

Members of the Women's Fire Brigade with their Chief Officer, March 1916. (Photo by Topical Press Agency)

Jimmy Fallon and Madonna sign the Facebook wall before their livestream interview at the Facebook offices on March 24, 2012 in New York City. (Photo by Dimitrios Kambouris/Getty Images)

Revellers watch as police officers dance in the street at the Notting Hill Carnival in west London, August 30, 2015. (Photo by Toby Melville/Reuters)

Police officers check documents of a man in central Moscow, Russia, Sunday, June 25, 2023. (Photo by Dmitri Lovetsky/AP Photo)