September 1, 1939

Definition

September 1, 1939, marks the date when Germany invaded Poland, effectively initiating World War II. This act of aggression led to the swift mobilization of Allied forces and is considered a pivotal moment in history that shifted the global landscape.

5 Must Know Facts For Your Next Test

1. The invasion of Poland was preceded by a non-aggression pact between Germany and the Soviet Union, allowing for a coordinated attack on Poland.
2. The swift German advances into Poland employed Blitzkrieg tactics, leading to quick victories that shocked the world.
3. Britain and France declared war on Germany on September 3, 1939, in response to the invasion, marking their entry into World War II.
4. The invasion led to significant civilian casualties and set the stage for widespread destruction across Europe during the war.
5. September 1, 1939, is often viewed as a turning point in history as it marked the end of relative peace in Europe and the beginning of global conflict.

Review Questions

• What were the immediate consequences of Germany's invasion of Poland on September 1, 1939?
  • The immediate consequences of Germany's invasion of Poland included the declaration of war by Britain and France just two days later. This act marked the start of World War II and demonstrated the failure of appeasement policies aimed at curbing Nazi aggression. The rapid defeat of Poland also showcased Germany's effective use of Blitzkrieg tactics, fundamentally altering military strategies in future conflicts.
• How did the non-aggression pact between Germany and the Soviet Union influence the events surrounding September 1, 1939?
  • The non-aggression pact between Germany and the Soviet Union was crucial because it allowed both nations to invade Poland without fearing conflict with one another. This agreement included secret protocols dividing Eastern Europe into spheres of influence. As a result, when Germany invaded from the west, the Soviet Union invaded from the east weeks later, ensuring a swift defeat for Poland and reshaping Eastern European borders for years to come.
• Analyze how September 1, 1939, can be seen as both a beginning and an end in historical context.
  • September 1, 1939, represents both a beginning and an end; it marked the beginning of World War II and the widespread devastation that followed but also symbolized the end of an era characterized by attempts at diplomacy and appeasement. The invasion shattered any hopes for lasting peace in Europe after World War I and ushered in a new phase of conflict that would fundamentally change international relations. The legacy of this date is profound, highlighting how aggressive expansionism can disrupt global stability and lead to catastrophic consequences.

Related terms

Nazi Germany: The period of German history from 1933 to 1945 when Adolf Hitler and the National Socialist German Workers' Party (NSDAP) established a totalitarian regime known for its aggressive expansionism and ideologies of Aryan superiority.

Blitzkrieg: A military strategy used by the Germans during World War II characterized by rapid and coordinated attacks using aircraft, tanks, and infantry to quickly overwhelm an opponent.

Allied Powers: The coalition of countries, including Britain, France, the Soviet Union, and the United States, that opposed the Axis powers during World War II.