Diplomat DeWitt Clinton Poole arrived for a new job at the United States consulate office in Moscow in September 1917, just two months before the Bolshevik Revolution. In the final year of World War I, as Russians were withdrawing and Americans were joining the war, Poole found himself in the midst of political turmoil in Russia. U.S. relations with the newly declared Soviet Union rapidly deteriorated as civil war erupted and as Allied forces intervened in northern Russia and Siberia. Thirty-five years later, in the climate of the Cold War, Poole recounted his experiences as a witness to that...