It is because of BLITZKRIEG.
Germany quickly overran much of Europe and was victorious for more than two years by relying on a new military tactic called the "Blitzkrieg" (lightning war). Blitzkrieg<span> tactics required the concentration of offensive weapons (such as tanks, planes, and artillery) along a narrow front.
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Answer:
Monarch Butterfly , over 3,000 miles
Explanation: