<span>The Wall served to prevent the massive </span>emigration and defection<span> that had marked East Germany and the communist Eastern Bloc during the post-World War 2 period.</span>
Answer: No
Explanation: It's because the powers not delegated to the United States by the Constitution, nor prohibited by it to the states, are reserved to the states respectively, or to the people. In other words, states have all powers not granted to the federal government by the Constitution.
Its either lasting peace in a postwar or a starting point for negotiating a peace treaty