This was known as the "iron curtain." It was a term used to describe the boundary in Europe, which formed at the end of WWII and lasted until the ending of the Cold War.
C. Digs in ruins to find artifacts to study. I hope this helps.
Under the Articles of Confederation, Congress did not have the authority to force citizens to join the army.The central government had to get permission from the states if it wanted to get any people to join the army.
