Answer:Emergency Quota Law of 1921
In 1921, there was a drastic reduction in immigration levels from other countries, principally Southern and Eastern Europe.
Explanation:
Long title An Act to limit the immigration of aliens into the United States.
Nicknames Per Centum Limit Act
Enacted by the 67th United States Congress
Effective May 19, 1921
They had no rights due to the fact that they were slaves.
Answer:The Marshall Plan
Explanation:
The Marshall Plan (officially the European Recovery Program, ERP) was an American initiative passed in 1948 to aid Western Europe, in which the United States gave over $12 billion (nearly $100 billion in 2016 US dollars) in economic assistance to help rebuild Western European economies after the end of World War II.