American soldiers leaping from an armoured personnel carrier during exercises in Korea, 17th March 1954. (Photo by Three Lions)

A National Army of Colombia soldier, who was wounded by a mine, swims at a pool in Bello, municipality of Antioquia, March 25, 2015. (Photo by Fredy Builes/Reuters)

Two female soldiers have their picture taken by an army colleague at Mangyongdae. (Photo by Gavin John/Mediadrumworld.com)

An American soldier walks ahead of an MKIV (Mark IV) British-made tank, circa 1918. (Photo by Hulton Archive/Getty Images)

A soldier eats ice cream as she visits a zoo in Pyongyang, North Korea, September 12, 2018. (Photo by Danish Siddiqui/Reuters)

A soldier walks on the bank of the river in central Pyongyang, North Korea on April 16, 2017. (Photo by Damir Sagolj/Reuters)

This picture taken on June 20, 2020 shows longtail macaques chasing a woman on a scooter in the town of Lopburi, some 155km north of Bangkok. Residents barricaded indoors, rival gang fights and no-go zones for humans. Welcome to Lopburi, an ancient Thai city overrun by monkeys super-charged on junk food, whose population is growing out of control. (Photo by Mladen Antonov/AFP Photo)

This screengrab from Thai TV Pool video taken on May 1, 2019 shows a ceremony in which Thailand's King Maha Vajiralongkorn “legally married” Suthida Vajiralongkorn na Ayudhya in Bangkok. Thailand announced on May 1, 2019 that King Maha Vajiralongkorn's long-time consort had become his fourth wife, bestowed with the title Queen Suthida – a surprise move just days before his coronation. (Photo by Bureau of the Royal Household via Reuters)