Answer:
Germany's resumption of submarine attacks on passenger and merchant ships in 1917 became the primary motivation behind Wilson's decision to lead the United States into World War I. Germany also believed that the United States had jeopardized its neutrality by acquiescing to the Allied blockade of Germany.
Answer:
<em><u>d.) Schenck v. U.S.</u></em>
Explanation:
Schenck v U.S. was a Supreme Course case from 1919. I believe it basically referred to the Espionage Act as an example that free speech is a right under the 1st Amendment.