New recruits of the 1st Da Vinci Wolves Separate Mechanized Battalion, named after Dmytro Kotsiubailo, attend a military exercise in an undisclosed location, in Central Ukraine on March 12, 2024. (Photo by Viacheslav Ratynskyi/Reuters)





A volunteer who aspires to join the 3rd Separate Assault Brigade of the Ukrainian Armed Forces takes part in a basic training in Kyiv region, Ukraine on March 5, 2024. (Photo by Viacheslav Ratynskyi/Reuters)





A volunteer who aspires to join the 3rd Separate Assault Brigade of the Ukrainian Armed Forces attends basic training at an undisclosed location in the Kyiv region, Ukraine on January 9, 2024. (Photo by Viacheslav Ratynskyi/Reuters)





Danylo, commander of an engineering and sapper company of the Ukrainian Armed Forces, inspects pyramidal anti-tank obstacles known as 'dragon's teeth' before installing them into a new fortification line, amid Russia's attack on Ukraine, in Zaporizhzhia region, Ukraine on March 11, 2024. (Photo by Reuters/Stringer)





A Ukrainian serviceman of the 28th Separate Mechanized Brigade fires a 120-mm mortar towards Russian troops at the frontline, near the town of Bakhmut, Ukraine, on March 5, 2024. (Photo by Inna Varenytsia/Reuters)





Ukrainian service members fire a D-20 howitzer toward Russian troops, in Donetsk region, Ukraine on March 11, 2024. (Photo by Oleksandr Ratushniak/Reuters)





A Ukrainian serviceman from air defence unit of the 93rd Mechanized Brigade rests at his position in a frontline, near the town of Bakhmut, Ukraine, on March 6, 2024. (Photo by Serhii Nuzhnenko/Radio Free Europe/Radio Liberty)





A Ukrainian Army liaison officer Vira, 22, plays with her rat Malyi (Tiny) at her positions near a frontline, in Donetsk region, Ukraine, on March 8, 2024. (Photo by Inna Varenytsia/Reuters)





A Ukrainian serviceman from an air defence unit of the 93rd Mechanized Brigade monitor the sky at a frontline, near the town of Bakhmut, Ukraine, on March 6, 2024. (Photo by Serhii Nuzhnenko/Radio Free Europe/Radio Liberty)





Ukrainian servicemen of 93rd brigade fire a 2S1 Gvozdika self propelled howitzer towards Russian troops, amid Russia's attack on Ukraine, near the town of Chasiv Yar in Donetsk region, Ukraine, on February 22, 2024. (Photo by Inna Varenytsia/Reuters)





A new recruit of the 1st Da Vinci Wolves Separate Mechanized Battalion, named after Dmytro Kotsiubailo, attends a military exercise, amid Russia's attack on Ukraine, in an undisclosed location, in Central Ukraine on March 12, 2024. (Photo by Viacheslav Ratynskyi/Reuters)





A Ukrainian serviceman from an air defence unit of the 93rd Mechanized Brigade fires a AK-74 assault rifle at a frontline, near the town of Bakhmut, Ukraine, on March 6, 2024. (Photo by Serhii Nuzhnenko/Radio Free Europe/Radio Liberty)





Ukrainian servicemen from an air defence unit of the 93rd Mechanized Brigade fire an anti aircraft cannon at a frontline, near the town of Bakhmut, Ukraine, on March 6, 2024. (Photo by Serhii Nuzhnenko/Radio Free Europe/Radio Liberty)





A Ukrainian serviceman of the 28th Separate Mechanised Brigade stands in a trench at the front line, near Bakhmut, Donetsk region, Ukraine, Sunday, March 3, 2024. (Photo by Efrem Lukatsky/AP Photo)





Ukrainian soldiers prepare artillery at their fighting position, as the war between Russia and Ukraine has been going on for the last two years, in the direction Bakhmut, Donetsk Oblast, Ukraine on March 02, 2024. (Photo by Diego Herrera Carcedo/Anadolu via Getty Images)