Ukrainian soldiers from the assault brigade inflict fire damage with a 120 mm mortar while supporting the assault operations of the infantry on April 19, 2024 in Ukraine. The country's Prime Minister Denys Shmyhal has warned its allies that if more military aid for Ukraine is not approved soon, such as the long-stalled aid package from the United States, it could usher in a “Third World War”. (Photo by Kostiantyn Liberov/Libkos/Getty Images)

Women's Sabre Gold medalist Olga Kharlan (L) and bronze medalist in the Men's Greco-Roman Wrestling Zhan Beleniuk (R) react as they arrive at the railway station in Kyiv, Ukraine, 13 August 2024. Ukrainians meet and greet the members of National Olympic team as they return from Olympic Games 2024 in Paris amid the ongoing Russian invasion. (Photo by Sergey Dolzhenko/EPA/EFE)

Olga Conover of Palm Bay, Fla., walks down the bridge at sunset carrying her merged American-Ukraine flag near the end of a march marking the one-year anniversary of Russia invading Ukraine, late Thursday afternoon, February 23, 2022, in Melbourne, Fla. A small but passionate group of Ukraine supporters took the Melbourne Causeway to show their support, organized by the Ukrainian Space Coast group. (Photo by Malcolm Denemark/Florida Today via AP Photo)

Young recruits of the 72nd Chorni Zaporozhtsi Separate Mechanized Brigade of the Ukrainian Armed Forces attend an exercise, amid Russia's attack on Ukraine, in Kyiv region, Ukraine on April 5, 2025. Ukraine's Defence Ministry launched a recruitment drive for young people, 18- to 24-year-olds, to serve in the military for a year for the equivalent of about $24,000 and hefty bonuses. (Photo by Gleb Garanich/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

Wounded people walk after clashes with riot police in central Kiev February 18, 2014. Ukrainian riot police advanced on the heart of 12-week-old protests against President Viktor Yanukovich on Tuesday and security forces set a deadline to end disturbances after at least five protesters were reported killed in a day of clashes. (Photo by Vlad Sode/Reuters)

A pro-Russian supporter with the Russian national flag on her shoulders takes part in a meeting in Simferopol, March 6, 2014. Crimea's parliament voted to join Russia on Thursday and its Moscow-backed government set a referendum within 10 days on the decision in a dramatic escalation of the crisis over the Ukrainian Black Sea peninsula. (Photo by Vasily Fedosenko/Reuters)