Answer:
D. France and England is the answer.
The imaginary wall
hope this helped
It is probably the partition of India which was the division of British and India in 1947 which eventually created two independent dominions, India and Pakistan.
The second World War greatly reshaped ideas about national identity in America, especially for first-generation immigrants, second-generation immigrants, and African-Americans. During the war - and in the midst of the war effort - immigrants and African-Americans were welcomed into the armed services and, also, in areas of production where support was needed. Many Americans, during this time, were able to somewhat relax or surrender their prejudices. Also, for immigrants and African-Americans, they often felt they were part of American industry and service for the first time.