Sunday, 18 March 1945: Some 37 Me 262s engaged some 1,330 U.S. heavy bombers and over 700 fighters of the USAAF 8th Air Force destined for Berlin, known as "Mission 894" by the Americans, with some bombing undertaken using H2X radar due to inclement weather over the target area.[1] The Me 262s were equipped for the first time with 24 of the new R4M air-to-air rockets.