The damage done to Britain’s security may be seen by looking back to the Great War. With an army of 1.5 million in France and a navy invincible at sea, Britain had brought Italy, Japan, and the United States into her alliance with France. All were needed to defeat Germany. Now Japan had been cast off to appease America, Italy had been driven into the arms of Germany, and America had retreated into neutrality. And Hitler was about to move.