Fall Gelb

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Fall Gelb, or Unternehmen Sichelschnitt (Eng. Case Yellow and Operation Sickle cut), was the German plan to invade Western Europe in May 1940 during World War II. It involved a surprise attack through the Ardennes, bypassing the Maginot Line. The swift and decisive maneuver led to the rapid defeat of France, Belgium, and the Netherlands within weeks.