In my recent video on the Versailles on my main channel, some people asked about what the Allies knew about the Soviet-German Cooperation (1920-1933) especially between the Red Army and the Reichswehr. And the answer to that is actually quite surprising and interesting in many ways. »» SUPPORT MHV «« » patreon - https://www.patreon.com/mhv » paypal donation - https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=TFHEY4P4YU3NY » Book Wishlist https://www.amazon.de/gp/registry/wishlist/3LJIXNJIUXJES/ref=cm_wl_huc_view »» MERCHANDISE - SPOILS OF WAR «« » shop - https://www.redbubble.com/people/mhvis/shop »» SOCIAL MEDIA «« » minds.com - https://www.minds.com/militaryhistoryvisualized » facebook - https://www.facebook.com/milhistoryvisualized/ » twitter - https://twitter.com/MilHiVisualized » twitch - https://www.twitch.tv/militaryhistoryvisualized » RallyPoint - https://www.rallypoint.com/organizations/military-history-visualized » tumblr - http://militaryhistoryvisualized.tumblr.com/ Military History Vlogs is a support channel to Military History Visualized with a focus personal accounts, answering questions that arose on the main channel and showcasing events like visiting museums, using equipment or military hardware. » SOURCES « Zeidler, Manfred: Reichswehr und Rote Armee 1920-1933: Wege und Stationen einer ungewöhnlichen Zusammenarbeit (Beiträge zur Militärgeschichte) Deutsche Militärgeschichte – 1648-1939: VI: Reichswehr und Republik (1918-1933) Corum, James S.: The Roots of Blitzkrieg. Hans von Seeckt and German Military Reform Das Deutsche Reich und der Zweite Weltkrieg, Band I: Ursachen und Voraussetzungen der deutschen Kriegspolitik (English Version below) Germany and the Second World War, Volume I » CREDITS & SPECIAL THX « Song: Ethan Meixsell - Demilitarized Zone