30 aircraft, 4.1% of the force was lost.[44] night of 22/23 August 1943 nuisance raid 6 Mosquitoes.[45] night of 5/6 November 1943 Hamburg and other cities raided by a total of 26 Mosquitoes.[46] night of 1/2 January 1944 diversionary raid (Berlin) 15 Mosquitoes attacked Hamburg.[47] night of 11/12 March 1944 nuisance raid 20 Mosquitoes.[48] night of 6/7 April 1944 35 Mosquitoes.[49] night of 26/27 April 1944 diversionary raid 16 Mosquitoes.[49] night of 28/29 April 1944 26 Mosquitoes.[49] 18 June 1944 oil refineries Mission 421: B-17s bombed Hamburg-Ebano (18), Hamburg-Eurotank (54), Hamburg-Ossag (38), and Hamburg-Schindler (36).[50] a Battle of the Ruhr mission (including the 92 BG) 20 June 1944 oil refineries Mission 425: B-17s bombed oil refineries at Hamburg/Deut.Petr.AG (53), Harburg/Ebano (60),Hamburg/Eurotank (107), Hamburg/Rhenania-Ossag (50), Harburg/Rhenania (53), Hamburg/Schliemanns (54), and Hamburg/Schindler (26).[50] night of 22/23 June 1944 diversionary raid 29 Mosquitoes.[51] night of 22/23 July 1944 diversionary raid 26 Mosquitoes.[52] night of 26/27 July 1944 diversionary raid 30 Mosquitoes.[52] night of 29/29 July 1944 307 aircraft.