A command economy is what they had
The question is asking to choose among the following choices that states the reason the made Germany's invasion of Europe was difficult tot stop during world war II and base on my research, I would say that the answer would be <span>Germany’s fast-moving sea attacks and powerful navy. </span>
Regiment, in most armies, a body of troops headed by a colonel and organized for tactical control into companies, battalions, or squadrons.
The United States was unprepared for the attack at Pearl Harbor because up until that point America was not involved in the war. It was at that point that we became involved in the war.
Hope this helps.
Answer:
African American soldiers who fought in the Plains Indian Wars.
Explanation: