1. Winston S. Churchill, The Second World War, vol. 1: The Gathering Storm (Boston: Houghton Mifflin paperback edition, 1985), pp. 3-358.
2. “Cato” [pseudonym for Michael Foot, Peter Howard, and Frank Owen], Guilty Men.(London: Penguin paperback edition, 1998).
3. Churchill speech in Parliament, Nov.12, 1936, in Robert Rhodes James, ed., Winston S. Churchill: His Complete Speeches (London: Chelsea House, 1974), vol. 6, pp. 5805-5813.
4. See, David Reynolds, In Command of History: Churchill Fighting and Writing the Second World War (New York: Basic Books, 2005), pp. 67-146.
5. Churchill, Gathering Storm, p. xiv. Also useful for understanding Churchill's actions during the 1930s, R.A.C. Parker, Churchill and Appeasement (London: Macmillan, 2000); and Andrew Roberts, Churchill: Walking With Destiny (New York: Viking, 2018), pp. 350-461.