Bogdana, 17, laughs with her boyfriend, Ivan, 19, in Brovary, Ukraine, Sunday, March 20, 2022. Russian forces pushed deeper into Ukraine's besieged and battered port city of Mariupol on Saturday, where heavy fighting shut down a major steel plant and local authorities pleaded for more Western help. (Photo by Vadim Ghirda/AP Photo)

An activist with a painted face symbolizing the count of days spent in captivity attends the Free Azov rally in support of the captured defenders of Mariupol on April 21, 2024 in Kyiv, Ukraine. The participants came out to remind about the Ukrainian soldiers who have been held in Russian captivity for more than two years. (Photo by Yan Dobronosov/Global Images Ukraine via Getty Images)

A woman passes Members of historical clubs dressed in the uniform of French soldiers during ceremony of repatriation of the remains of French General Charles-Etienne Gudin de la Sablonniere, participant in the French Revolutionary wars and Napoleonic wars, to France in Moscow airport Vnukovo-3, Russia, 13 July 2021. (Photo by Sergei Ilnitsky/EPA/EFE)

Antonina, 9, looks through a shrapnel-broken window after an online lesson on the first school day at her home in the village of Pokrovske, on September 1, 2022, amid Russian invasion of Ukraine. In Pokrovske, a tiny village of 24 people in the Mykolayev region of southern Ukraine, nine-year-old Antonina Sidorenko started school to the steady sound of cannons in this town near the front line. (Photo by Dimitar Dilkoff/AFP Photo)

Ukrainian emergency workers spray a plane with water hoses as part of a rescue training exercise at Boryspil International Airport outside Kiev, Ukraine, September 27, 2016. (Photo by Valentyn Ogirenko/Reuters)

A Ukrainian serviceman fires a 2S7 Pion self-propelled gun during military exercises near the village of Divychky in Kiev region, Ukraine, October 21, 2016. (Photo by Valentyn Ogirenko/Reuters)

“Cossacks are a group of predominantly East Slavic people who originally were members of democratic, semi-military communities in Ukraine and Southern Russia. They inhabited sparsely populated areas and islands in the lower Dnieper and Don basins, and played an important role in the historical development of both Ukraine and Russia”. – Wikipedia

Photo: Кубанский казачий хор (Kuban Cossack chorus) - Розпрягайте, хлопцi, коней (Unharness The Horses, Guys!) – Ukrainian

Ukraine's Hanna Antonova competes during the 2015 World Pole Dance Championships held in Beijing, Sunday, April 12, 2015. (Photo by Ng Han Guan/AP Photo)