 Complete the following phrase:  Following the analysis of the Butt Report, the British High Command made a number of decisions in February 1942 that changed the nature of the bomber war against Germany. On 14 February, Air Chief Marshal Norman Bottomley issued the Area Bombing Directive, which lifted the restrictions placed on the bombers in 1941. Air Chief Marshal Arthur Harris, commonly known as Bomber Harris, was appointed commander-in-chief of Bomber Command. These decisions, coupled with the introduction of Gee, a radio navigation system which enabled better target-finding and bombing accuracy, led to the first Allied 1,000 bomber raid. In 