"[I]t was the shortage of resources – economic and financial – which posed by far the gravest question of all for the British Government after the fall of France in 1940. For whether or not England escaped defeat at the hands of the enemy, the mere continuance of the war would itself inevitably, inexorably, bring independent British power to an end through national bankruptcy and economic ruin. It was a situation which no British Government had had to face since England first emerged as a great power in the wars against Louis XIV."