 The only force left covering the northern approaches to the base, 50th Indian Parachute Brigade, was roughly handled at the Battle of Sangshak and forced to withdraw by a regiment from the Japanese 31st Division on its way to Kohima.However, the diversionary attack launched by Japanese 55th division in Arakan had already been defeated, and in late March Slim was able to move the battle-hardened 5th Indian Division, with all its artillery, jeeps, mules and other materiel, by air from Arakan to the Central Front.The move was completed in only eleven days.