 Prior to then, units training at Warwick Camp had lived under canvas.By 1939, the numerous coastal artillery installations in Bermuda had been reduced to one active battery, comprising the two 6-inch guns of the St. David's Battery, tasked in wartime as the "Examination Battery", on St. David's Head.Sensing the approach of war, and realising that the dockyard, located some miles to the north of Warwick Camp, was vulnerable to naval bombardment, it was decided to build a new battery at the highest point within Warwick Camp.