Final answer:
The subject of this question is History and the grade level is High School. Blitzkrieg, also known as the Lightning War, was a fast-moving tactic used by German forces during World War II. It involved the combined use of tanks, aircraft, and infantry to quickly overwhelm the enemy.
Step-by-step explanation:
The subject of this question is History and the grade level is High School.
The correct answer is Blitzkrieg. The Lightning War, or Blitzkrieg, was a tactic used by German forces during World War II. It involved a combination of fast-moving tanks, aircraft, and infantry to quickly overwhelm the enemy.
This strategy was first employed by Germany against Poland in 1939, where the German forces swiftly invaded and conquered the country. The use of Blitzkrieg allowed Germany to gain a significant advantage in the early stages of the war.
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