Russian, Ukrainian, and Western sources observed on April 1 that the Russian winter offensive has failed to achieve the Kremlin’s goals of seizing the Donetsk and Luhansk oblast administrative borders by March 31. Chief of the Russian General Staff Valery Gerasimov had announced on December 22 that Russian forces were focusing most of their efforts on seizing Donetsk Oblast, and Russian forces launched their winter offensive operation in early February along the Kupyansk-Svatove-Kreminna-Lyman line and on select frontlines in western Donetsk Oblast. The UK Ministry of Defense (MoD) observed that Gerasimov has failed to extend Russian control over Donbas during...