 On 5 June 1943, 211 HAA Bty was sent up from Bombay to Chittagong, where it was joined by the rest of the regiment on 10 November, coming under the command of 13 AA Bde in time for Fourteenth Army's renewed offensive.By early 1944 the Japanese air threat to Fourteenth Army's communications was greatly reduced.On 14 May 1944 the regiment moved back to India, coming under 101 Lines of Communication (LoC) area at Piska in Ranchi district, and then via Ratu and Jubbulpore to Poona by 20 July.