Participants ride horses, hold spears and wear historic armoured suits of the Middle Ages as they compete during the Saint George international knight tournament in Moscow, Russia, May 3, 2015. (Photo by Maxim Zmeyev/Reuters)

A masked Burundian protester faces soldiers in front of a burning barricade during an anti-government demonstration against President Pierre Nkurunziza's bid for a third term in the capital Bujumbura, Burundi, 25 May 2015. Street protests continued on 25 May as the United Nations Secretary-General Ban Ki-moon condemned the killing of the leader of the oppsition party Union for Peace and Development (UPD) Zedi Feruzi who opposed Nkurunziza's bid. (Photo by Dai Kurokawa/EPA)

A monument with old MiG fighter jet is seen next to a damaged civil infrastructure building at the site of a Russian military strike, as Russia's attack on Ukraine continues, in Vinnytsia, Ukraine on July 14, 2022. (Photo by Valentyn Ogirenko/Reuters)

in WA police cordon guards the house of Poland's ruling conservative party leader Jaroslaw Kaczynski against a crowd protesting a decision by the Constitutional Court, in Warsaw, Poland, on Friday, October 23, 2020. Poland’s top court ruled Thursday that a law allowing abortion of fetuses with congenital defects is unconstitutional, shutting a major loophole in the predominantly Catholic country's abortion laws that are among the strictest in Europe. Defying the pandemic-related ban on gatherings, the protesters chanted for the government to resign. (Photo by Czarek Sokolowski/AP Photo)

Personal trainer Antonietta Orsini carries out an exercise class for her neighbours from her balcony while Italians cannot leave their homes due to the coronavirus disease (COVID-19) outbreak, in Rome, Italy, March 18, 2020. (Photo by Remo Casilli/Reuters)

Rajesh Babu, a police officer, wearing a helmet depicting coronavirus, requests a commuter to stay at home during a 21-day nationwide lockdown to limit the spreading of coronavirus disease (COVID-19), in Chennai, India, March 28, 2020. (Photo by P. Ravikumar/Reuters)

Thai Buddhist monks wear face shields to protect themselves from new coronavirus as they walk to collect alms from devotees in Bangkok, Thailand, Tuesday, March 31, 2020. (Photo by Sakchai Lalit/AP Photo)