Barvenkovo–Lozovaya offensive
The Barvenkovo–Lozovaya offensive was a Red Army operation on the Eastern Front in the European Theatre of World War II; it took place between 18 and 31 January 1942. The Red Army advanced and destroyed 3 German divisions (298th, 68 and 257th Infantry Divisions). According to Soviet data, Nazi Germany lost 25,000 soldiers. According to German sources, some 5,000 soldiers were lost.