after a brief stay at that port, she called at makassar before receiving orders to proceed to surabaya, java, in the netherlands east indies, where she spent christmas. then, steaming independently, she cruised to tjilatjap, on the south coast of java, where her landing force began to receive training in jungle warfare. the plan to use "tulsa"s bluejackets as infantry in a last-ditch defense of java never progressed beyond the initial training stage, and her erstwhile ground troops returned to the ship as she was being outfitted to become a convoy escort vessel.