The Dnieper–Carpathian Offensive Attack , also known Know in Soviet historical sources as the liberation Hostile_encounter of right-bank Ukraine , was a strategic offensive Attack executed by the Soviet 1st , 2nd , 3rd , and 4th Ukrainian Fronts , along with the 2nd Belorussian Front , against the German Army Group South , and fought Hostile_encounter from 24 December 1943 – 17 April 1944 .

Marshal Aleksandr Vasilevsky , who had taken over command of the 3rd Belorussian Front in February , incorporated Cause_to_amalgamate General Hovhannes Bagramyan 's 1st Baltic Front into his command from February 22 , redesignating it as the Zemland Army Group ( or Samland Front ) .

Operation Bagration ( ; , Operatsiya Bagration ) was the codename for the Soviet 1944 Belorussian Strategic Offensive Operation , ( , Belorusskaya nastupatelnaya Operatsiya `` Bagration '' ) a military campaign fought Hostile_encounter between 23 June and 19 August 1944 in Soviet Byelorussia in the Eastern Front of World War II .