 During April, the British and Indian IV Corps advanced from Central Burma down the valley of the Sittang River.Japanese rearguards prevented them advancing all the way to Rangoon, the capital and main port of Burma but on 2 May, Rangoon fell to an Allied amphibious landing (Operation Dracula).On 6 May, the leading troops of 17th Division, leading the IV Corps advance, linked up with the troops who had carried out "Dracula" at Hlegu north east of Rangoon.