Secondary school graduates play in a fountain as they celebrate the last day of school, traditionally called the “last bell” in central Kiev, Ukraine on May 31, 2019. (Photo by Valentyn Ogirenko/Reuters)

A woman walks past servicemen of the self-proclaimed Donetsk People's Republic (DNR), who take part in a rehearsal for the Victory Day parade in Donetsk, Ukraine on May 3, 2018. (Photo by Alexander Ermochenko/Reuters)

A Ukrainian serviceman smokes a cigarette at his position at the frontline near Bakhmut, Donetsk region, Ukraine, Wednesday, January 11, 2023. (Photo by Evgeniy Maloletka/AP Photo)

A Ukrainian serviceman takes a rest near the town of Bakhmut, in the Donetsk region on April 28, 2023, amid the Russian invasion on Ukraine. (Photo by Dimitar Dilkoff/AFP Photo)

Ukrainian soldiers who just came from battle stand near an ambulance at a 47th Brigade field hospital near Avdiivka, in Ukraine’s Donetsk region, on Friday, May 10, 2024. (Photo by Evgeniy Maloletka/AP Photo)

A doll holding a replica of a AK47 gun is set on a tailpiece of a rocket on a roadside in a village near the town of Avdiivka, Donetsk region, on June 28, 2023, amid the Russian invasion of Ukraine. (Photo by Genya Savilov/AFP Photo)

Ukrainian servicemen prepare 122mm artillery cannon before firing towards Russian positions in Kherson region, Ukraine, Sunday October 27, 2024. (Photo by Marko Ivkov/AP Photo)

Yaroslava Mahuchikh of Ukraine in action during the High Jump in the Meeting de Paris, part of the 2025 Diamond League at Stade Charlety on June 20, 2025 in Paris, France. (Photo by Gonzalo Fuentes/Reuters)