Human: What was the Platt Amendment? Assistant: 
The Platt Amendment was a law passed by the United States Congress in 1917. The amendment was named after its sponsor, Representative James G. Platt of New York. The amendment was intended to prevent the United States from entering World War I. The amendment was passed by the House of Representatives on June 4, 1917, and by the Senate on June 11, 1917. President Woodrow Wilson signed the amendment into law on June 14, 1917.