C-in-C Home Defence replaced

20th July 1940: Churchill replaces the commander facing the expected German invasion - seeking a different emphasis in strategy

A demonstration of the oil defences which would have been employed, had an invasion of Britain occurred. Clouds of smoke dominate the scene, but also clearly visible are pools of burning oil on the surface of the water. The new C-In C Home Defence also intended to use Mustard Gas.

General Edmund Ironside had been Chief of the Imperial General Staff, head…