Adolf Hitler's decision to invade the Soviet Union became the fatal mistake that destroyed Nazi Germany and changed the course of World War 2. Operation Barbarossa was supposed to last 3 months - it turned into a 4-year nightmare that cost Germany everything.🎯 In This Video: Why Hitler invaded the Soviet Union despite having a non-aggression pact How Operation Barbarossa started as the largest military invasion in history Why Hitler's generals warned him not to fight a two-front war The brutal Russian winter that froze the German advance How Stalin moved Soviet factories and survived the onslaught Why the Eastern Front became Germany's deadliest battlefield How this single decision guaranteed Nazi Germany's defeat Key Facts: ⚔️ 3+ million German soldiers invaded on June 22, 1941 ⚔️ Front stretched over 1,800 miles ⚔️ Germans reached Moscow's outskirts by October 1941 ⚔️ 4+ million German soldiers died on the Eastern Front ⚔️ 80% of all German military deaths happened fighting the Soviets ⚔️ The war lasted 4 years instead of the predicted 3 monthsHitler's arrogance, his belief that the Soviet Union was a "rotten structure," and his failure to prepare for winter led to one of the greatest military disasters in history. Learn how Operation Barbarossa went from Hitler's master plan to his worst nightmare. #Hitler #WW2 #WorldWar2 #OperationBarbarossa #SovietUnion #NaziGermany #MilitaryHistory #WWII #EasternFront #History #WarHistory #Stalin #Wehrmacht #RedArmy #HistoryDocumentary #WWIIHistory #MilitaryStrategy #HistoricalEvents #WarStories #documentary #Hitler #WW2 #WorldWar2 #OperationBarbarossa #NaziGermany #SovietUnion #MilitaryHistory #WWII #EasternFront #Stalin #History #WarHistory #Wehrmacht #RedArmy #HistoryDocumentary #WWIIHistory #MilitaryStrategy #HistoricalEvents #WarStories #Documentary #HistoryChannel #HistoryBuff #HistoryFacts #MilitaryTactics