Describes the immigration policies implemented by the united states in the 1920s?

Immigration policies implemented by the United States in the 1920's were limiting immigration from Eastern and Southern Europe and Asia.

Explanation:

The immigration Act of 1924, imposed the first numerical limit on immigration.  It began a national-origin quota system, which greatly restricted immigration from countries outside Northern and Western Europe.

i think it was   tsar alexander ii

powers  are  denied  to the  national governmentin three distinct ways: some  powers, such as the  power  to levy duties on exports or prohibit the freedom of religion, speech, press, or assembly, are expressly  denied  to the  national government  in the  constitution.