A runner competes in the Great Wall Marathon at the Huangyaguan Great Wall outside Beijing, China, May 18, 2019. (Photo by Thomas Peter/Reuters)

Kazakh troops march during a parade of the armed forces to mark the Defender of the Fatherland Day in Astana, May 7, 2014. (Photo by Mukhtar Kholdorbekov/Reuters)

Actress Scarlett Johansson Honored With The Star On The Hollywood Walk Of Fame on May 2, 2012 in Hollywood, California. (Photo by Jon Kopaloff/FilmMagic)

With the world feeling more distant than ever, photographers were this year called on to translate their vision of the new humanity into images seen through their own eyes. Here: May. (Photo by Ami Vitale/2021 Lavazza Calendar)

American actress and singer Victoria Justice thanks Alabama for “the good times” early May 2022. (Photo by victoriajustice/Instagram)

Valik Vladimirovich plays dressed as a soldier in Stoyanka outskirts Kyiv, Ukraine, Monday, May 30, 2022. (Photo by Natacha Pisarenko/AP Photo)

A couple embraces at the railway station in Kramatorsk, on May 20, 2023, amid the Russian invasion of Ukraine. (Photo by Sergey Shestak/AFP Photo)

A participant runs through foam during the Love Foam Run race in Hsinchu, Taiwan May 29, 2016. (Photo by Tyrone Siu/Reuters)