Operation_Killer

Operation Killer was a military operation that marked the start of the second major counter offensive which United Nations Command (UN) forces launched against the Chinese Communist People's Volunteer Army (PVA) and the North Korean Army (KPA) during the Korean War. The offensive lasted from 20 February to 6 March 1951 and was formulated by General Matthew Ridgway with the goal of annihilating enemy forces south of a line designated the Arizona Line. The operation was immediately followed by Operation Ripper.