 Complete the following phrase:  Training teams arrived from the a href23rd20Battalion2028Australia2923rd Battaliona, which had already fought the Japanese in New Guinea, and a program of jungle warfare training began, progressing from individual fieldcraft to large-scale exercises. In June, amphibious training was carried with the Australians working with the US 532nd Engineer Boat and Shore Regiment around Trinity Beach. The following month, a new commanding officer, Lieutet Colonel Robert Joshua, arrived. In early August, the battalion moved by road to Cairns. On 8 August 1943, the 243rd embarked upon HMAS Manoora, bound for Milne Bay in New Guinea. There, the battalion undertook further training in preparation for its debut in the Pacific. In mid-August, it moved by landing craft to Buna. It continued training there until 5 September, when the 24th Brigade embarked in landing craft for 