Winston S. Churchill book The Second World War
BBC broadcast (“The Russian Enigma”), London, October 1, 1939 ( First Month of War (excerpt) https://www.youtube.com/watch?v=B-Et45bs95I, transcript of the full text https://ww2memories.wordpress.com/2011/09/24/churchills-ww2-speech-to-the-nation-october-1939/). <br class="br">The Second World War (1939–1945)