Tank crew standing in front of M-4 tank, Ft. Knox, Kentucky, June, 1942. (Alfred Palmer/OWI/LOC)

In this photo taken on June 4, 2023, a man plunges into a river in Kishindeh district of Balkh province. (Photo by Wakil Kohsar/AFP Photo)

College students wearing traditional Punjabi attires celebrate the “Teej” festival in Amritsar on August 4, 2023. (Photo by Narinder Nanu/AFP Photo)

A man drives a modified boat “Jetcar” in the bay in Miami, Florida, on October 4, 2023. (Photo by Chandan Khanna/AFP Photo)

A woman with Kimono looks at cherry trees in bloom in Shinjuku Gyoen in Tokyo, Japan on Thursday, April 4, 2024. (Photo by Noriko Hayashi for The Washington Post)

The World Bodypainting Festival held from July 4 to 6 at Lake Worthersee in Austria's southern Carinthia province included artists from around the world, drawing visitors to the “Mecca of Bodypainting”, according to the World Bodypainting Association. Photo: World Bodypainting Festival 2014. Photographed July 4th in Poertschach am Woerthersee, Austria July 4, 2014. (Photo by Jan Hetfleisch/Getty Images)

People of pro-government groups, with Russian flags, dance marching through downtown Moscow to mark People's Unity Day, a public holiday, in Russia, on Tuesday, November 4, 2014. Russia marks National Unity Day on November 4 to celebrate the defeat of Polish invaders in 1612. (Photo by Ivan Sekretarev/AP Photo)

The First U.S. Spacewalk – Gemini 4 Ed White made the United States' first spacewalk on June 3, 1965 during the Gemini 4 mission. The extra-vehicular activity (EVA) started at 19:45 UT (3:45 p.m. EDT) on the third orbit when White opened his hatch and used the hand-held manuevering oxygen-jet gun to push himself out of the capsule. (Photo by NASA)