<h2>The United States had reverted to a policy of isolationism, and therefore remained neutral.</h2>
Explanation:
The Neutrality Act of 1935 was aimed to prohibit the U.S. intervention in the war, neither providing arms or munitions. But, this isolation and neutral policy only last the first two years of the World War II. When Pearl Harbor was attacked in 1941, the U.S. took actions.
