• Churchill was Secretary of State for War at the time of this source.
• In 1919 the Bolsheviks controlled Central and Northern Russia. Churchill himself had been with British forces in the Northern Russian port of Archangel.
• When Churchill mentions the Armistice he means the Armistice that ended the First World War in November 1918.
• Japan was one of the countries which sent troops and supplies to help the Whites against the Bolsheviks in the Civil War.
• Denikin was one of the leaders of the White forces in the Civil War.