The National Origins Act of 1924 placed permanent limits on immigration based on a Quota system. Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.
For the answer to the question above, I believe the answer
the <u><em>"amendment process" </em></u>is the <span>provision was included in the united states constitution to allow it to adapt to changing times.
</span>I hope this helps. Have a nice day!
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By approval, I think you mean by the delegates from each state had approved it. The problem was that the states themselves had to approve it. That seemed like a cumbersome process, but you have to remember that democracy works on the will of the people and each state had to ratify it keeping in mind that there were still problems: it was not a slam dunk.
Good Friday was signed 1990 I'm not aware of the others.