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Russia signs a non-aggression pact with Germany
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Period: to
World War II
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Germany invades Poland, alongside Russia
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Polish capital Warsaw falls to Soviet Union
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Ribbentrop-Molotov Treaty is signed
Western Poland is controlled by Germany, Eastern Poland is controlled by Russia. -
Finnish Army crossed into Soviet Karelia, killing about 27,000 Russian soldiers
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Russia surrenders to Finnish Army, claiming the Karelian isthmus and Lake Lagoda
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Operation Barbarossa
Operation Barbarossa was launched by Germany, with Finland, Romania, Italy, Hungary, and Bulgaria on the same side. Time after time Russian troops fell back until the siege of Leningrad became stagnant, and Russian troops were able to defeat Germany. -
300,000 Soviet prisoners, 3,200 tanks, and 3,100 artillery guns are captured by the German army at Smolensk
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The Fall of Soviet Fortress Schlusselburg
Soviet fortress Schlusselburg southeast of Leningrad falls to Germany. Finnish forces control the Karelian isthmus, covering Leningrad from both sides. The citizens of Leningrad soon begin to starve -
Soviet forces try to encircle the Army Group Centre
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Over 90% of the Soviet defensive fortifications have fallen to the Germans
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Sevastopol falls to German army
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Soviet offensive splits the German 6th Army at Stalingrad
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Operation Bagration is launched
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Soviet forces surround the German 4th Army at Minsk
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Minsk falls to Soviet forces
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Warsaw falls to Soviet Army
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Soviet forces cross the Oder River into Germany
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Berlin falls to Soviet forces
