The Treaty of San Ildefonso was an agreement between France and Spain where Spain gave back the colonial territory of Louisiana to France. So, your answer is that (A. It returned the Louisiana Territory to France. I hope I could help! :D
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Labor organizer and socialist leader Eugene V. Debs (1855-1926) began his rise to prominence in Indiana's Terre Haute lodge of the Brotherhood of Locomotive Firemen. ... Late in life, Debs was sentenced to 10 years in prison for his opposition to the United States' involvement in World War I.
Answer:
Used Trench Warfare and Chemical Warfare against Enemies
Explanation:
It lead to the spread of rebellion and religion and it led to the protestant reformation