 Complete the following phrase:  Balmer relinquished command of No. 100 Squadron in April 1943, and was posted from the South West Pacific to the European theatre that June. His planned secondment to the RAF was for two years. Partly in an effort to bolster Australian aspirations to form a distinct RAAF group within RAF Bomber Command, in August he was appointed commanding officer of No. 467 Squadron, based at RAF Bottesford, Leicestershire. The squadron had been raised under Article XV of the Empire Air Training Scheme, and operated Avro Lancaster heavy bombers. Balmer led his unit in a costly raid on Nuremberg the night of 2728 August, before attacking Hanover in September and October. From its new base at RAF Waddington, Lincolnshire, Balmer then took No. 467 Squadron through the 