A tank rolls out from a ship on a landing operation during military drills at the Black Sea coast, Crimea, Friday, September 9, 2016. Russia has deployed cruise missiles, multiple rocket launchers, tanks and its latest anti-aircraft system at massive military drills in Crimea. The drills which began across southern Russia and Crimea earlier this week and involve over 120,000 troops are some of the largest exercises Russia has held for years. (Photo by Pavel Golovkin/AP Photo)

Fifty years ago, as France exploded in mass protests, words scrawled on the walls of the Sorbonne summed up the revolutionary zeal of the time: “Run free, comrade, we’ve left the old world behind!”. Sexual liberation, artistic creativity and anti-capitalism were the order of the day. For those who were there, it was an unforgettable time. Here: A wounded student is transported by first-aid workers during riots on the Boulevard Saint-Michel, Paris, France on May 6, 1968. (Photo by Gökşin Sipahioğlu/SIPA Press)

Climbers place a huge 80x80 metres (262x262 feet) Swiss national flag on the western face of the north-eastern Swiss landmark Mount Saentis, Switzerland on July 31, 2018. (Photo by Arnd Wiegmann/Reuters)

In this photo provided by the Karenni Nationalities Defense Force (KNDF), smokes and flames billow from vehicles in Hpruso township, Kayah state, Myanmar, Friday, December 24, 2021. Myanmar government troops rounded up villagers, some believed to be women and children, fatally shot more than 30 and set the bodies on fire, a witness and other reports said Saturday. (Photo by KNDF via AP Photo)

A reveller helps a woman prepare her costume after the normal Notting Hill Carnival festivities were cancelled for a second year running, amid the coronavirus disease (COVID-19) outbreak, in London, Britain, August 30, 2021. (Photo by Beresford Hodge/Reuters)

English lingerie and catwalk model and television personality Abbey Clancy seen attending Warner Music Brits after party in London, England on February 22, 2018. (Photo by Hewitt/SilverHub/Rex Features/Shutterstock)

A stray cat is checked on the eve of International Cat Day in Banda Aceh on August 7, 2023. (Photo by Chaideer Mahyuddin/AFP Photo)

Mud Day Queen Riley Tulgetske, left, embraces Mud Day King Phoenix Crowder during Mud Day at the Nankin Mills Park, Tuesday, July 9, 2019, in Westland, Mich. The annual day is for kids 12 years old and younger. While parents might be welcome, this isn't an event meant for teens or adults. It's all about the kids having some good, unclean fun during their summer break and is sponsored by the Wayne County Parks. (Photo by Carlos Osorio/AP Photo)