Why didn’t the Japanese join Operation Barbarossa and attack the Soviet Union in Summer 1941? This question comes repeatedly up in one way or another, so time to tackle it. To answer this question properly we must look at both the German side and Japanese side, since both parts played their role. Cover design by vonKickass. »» GET OUR BOOK «« » Army Regulation Medium Panzer Company 1941 - http://www.hdv470-7.com »» SUPPORT MHV «« » patreon, see videos early (adfree) - https://www.patreon.com/join/mhv » subscribe star - https://www.subscribestar.com/mhv » paypal donation - https://paypal.me/mhvis »» MERCHANDISE «« » teespring - https://teespring.com/stores/military-history-visualized » SOURCES « Messerschmidt, Manfred (Hrsg.); Guth, Ekkehart (Hrsg.): Die Zukunft des Reiches: Gegner, Verbündete und Neutrale (1943-1945). E. S. Mittler & Sohn, Herford, Germany, 1990. Müller, Rolf-Dieter/Ueberschär, Gerd R.: Hitlers Krieg im Osten 1941 - 1945: ein Forschungsbericht. Wissenschaftliche Buchgesellschaft: Darmstadt, Germany, 2000. Mawdsley, Evan: Thunder in the east: the Nazi-Soviet war 1941-1945. Second edition, Bloomsbury Academic, an imprint of Bloomsbury Publishing Plc: London; New York, 2016. Goldman, Stuart D.: Nomonhan, 1939: The Red Army’s Victory that shaped World War II. Naval Institute Press: Annapolis, Maryland, USA, 2013. Kotani, Ken; Kotani, Chiharu: Japanese Intelligence in World War II. Osprey: Oxford, UK, 2009. Jacobsen, H.A.: 1939-1945. Der Zweite Weltkrieg in Chronik und Dokumenten. Dritte durchgesehene und ergänzte Auflage. Wehr und Wissen Verlagsgesellschaft: Darmstadt, 1960. Schmider, Klaus: Hitler’s Fatal Miscalculation: Why Germany declared War on the United States. Cambridge University Press: Cambridge, United Kingdom, 2021. Frank, Richard B.: Tower of Skulls. A History of the Asia-Pacific War. July 1937-May 1942. W. W. Norton & Company: New York, USA, 2020. Sander-Nagashima, Berthold J.: Naval