Polish boys and girls throw water over each other on “Smigus-dyngus” (or Wet Monday) during the Easter Monday in Szczecin, northwestern Poland, 18 April 2022. Smigus-dyngus is a Roman Catholic celebration held on Easter Monday in Poland. Traditionally, boys throw water over girls, this is accompanied by a number of other rituals, such as making verse declarations and holding door-to-door processions. (Photo by Marcin Bielecki/EPA/EFE)

A policeman jumps as he tried to avoid a tear gas grenade thrown back towards police by protesters in the Mathare neighborhood of Nairobi, Kenya Wednesday, July 12, 2023. Kenyans angered by the rising cost of living were back protesting on the streets of the capital, Nairobi, on Wednesday, as they awaited a speech by a longtime opposition leader. (Photo by AP Photo/Stringer)

People gather outside Red Square and the Kremlin for the New Year celebrations in downtown Moscow late on December 31, 2023. (Photo by Tatyana Makeyeva/AFP Photo)

The founder of the UK’s only hobby horse club, Zoe Brown, watches on as members enjoy the activity on July 14, 2025. Brown began running competitions to help her own daughter, 11, feel less shame around her pastime. (Photo by South West News Service)

A young Free Syrian Army fighter holds a rifle in Haresta neighbourhood of Damascus January 16, 2013. (Photo by Goran Tomasevic/Reuters)

Dutch collaborators under arrest at Nijmegan, Holland. They were rounded up after the capture of Nijmegan Bridge by the Allies. (Photo by H. Warhurst/PNA Rota/Getty Images). 1945

A recruitment drive during the First World War at Trafalgar Square, London. (Photo by Central Press/Getty Images)

A wedding couple poses for a photographer during a wedding photo shoot March 9, 2011 in Hanoi, Vietnam. Its is traditional for middle and upper class Vietnamese couples do a wedding fashion shoot posing for wedding portraits a few weeks before the wedding so that a wedding photo book is produced. (Photo by Paula Bronstein /Getty Images)