How did the United States government enforce conformity among American citizens during World War I?

The years surrounding America’s involvement in World War I were a watershed for how the United States treated foreigners within its borders during wartime. Immigrants had flooded the United States in the late 19th and early 20th centuries. When the United States declared war on Germany on April 6, 1917, almost a third of Americans were either first or second-generation immigrants. Those born in Germany and even American-born citizens of German descent fell under suspicion of being disloyal.

Explanation:

s the president shall be commander in chief of the army and navy of the united states, and of the militia of the several states, when called into the actual service of the united states; he may require the opinion, in writing, of the principal officer in each of the executive departments. sooo yeahhh

explanation:

its many islands, high mountains, and remote peninsulas isolated population centers.