Z Force was a forward observation force attached to the British General Staff Intelligence that operated in Burma during World War II. Z Force's function was to obtain information for the commander of the British Fourteenth Army, General Slim. The Fourteenth Army was engaged in the prolonged Burma Campaign fighting to recapture Burma from the Japanese. Z Force was tasked to obtain information on the size and location of Japanese forces and their logistics (oil dumps, ammunition depots etc.). Z Force did this did this sending intelligence units into Japanese held territory that then relayed the information back to the headquarters of the Fourteenth Army by radio.