During Operation Lumberjack , Operation Plunder and Operation Undertone in March 1945 , German casualties during February–March 1945 are estimated at 400,000 men , including 280,000 men captured as prisoners of war .

The Crimean Peninsula was annexed Becoming_a_member by the Russian Federation in February–March 2014 and since then has been administered Control as two Russian federal subjects—the Republic of Crimea and the federal city of Sevastopol .