time. British jamming began the Battle of the Beams which lasted through the Blitz. III. Gruppe bombed London again on 18/19 March with I. Gruppe while II./KG 76 operated over the city on the night of the 17/18 February 1941. The group switched to Swansea on 20/21 February. Eight He 111s from Kampfgruppe 100 guided the attackers to the target that night. Cardiff was the target on the night of the 3/4 March 1941 for II Gruppe. On 8/9 and 9/10 March the group attacked London and bombed Portsmouth on 10/11 March. Birkenhead was bombed on 12/13 March, then it flew two missions against Glasgow and Liverpool the following night. On the 14/15 March they repeated two raids in one night over Glasgow and then bombed Sheffield. Avonmouth (16/17 March), London (19/20 March) and Plymouth 21/22 March were all carried out with the participation of II./KG 76. The group targeted Bristol on 29/30 March. III./KG 76 carried out an attack on Portland and then a long-range operation against Belfast. In April KG 76 continued bombing operations. It bombed Coventry on 8/9 April and Birmingham on 9/10 and 10/11 April. I. and III. Gruppe were used on the night of the 19/20 April 1941 to bomb London. Hermann Göring to ordered the attack to celebrate Hitler's birthday. Belfast and Portland were attacked on 15/16 April, while Liverpool was bombed on 26/27 April, 3/4, 4/5 and 7/8 May. Hull, Nottingham and Sheffield were bombed on the night of 8/9 May. 76 bombed the port town of Grimsby in May 1941. KG 76 began moving to East Prussia on 7 June 1941, for Operation Barbarossa. It appears its last sortie as on 29/30 May 1941, when II. Gruppe attacked shipping in the Humber Estuary. Eastern Front In early June 1941 76 began moving to East Prussia. It continued to serve under Fliegerkorps I which was subordinated to Luftflotte 1. Stab KG 76 had only one Ju 88 at Gerdauen. It shared the field with I. Gruppe which could muster 30 Ju 88s with 22 operational. II./KG 76 was based at Jürgenfelde with 30 Ju 88s (25 operational). III./KG 76 were located at Schippenbeil but had on strength 29 Ju 88s with 22 combat ready as of the 21 June 1941. The wing supported Army Group North in the opening phases of Barbarossa and the war on the Eastern Front. KG 76 supported the