Why was the immigration and nationality act of 1965 necessary?

changed the national quota system to limit 170,000 immigrants per year from the Eastern Hemisphere and 120,000 from he Western Hemisphere

Explanation:Hope this helps:) Brainliest?

The correct answer is Adarand Constructors, Inc. v. Peña

In this case, the supreme court decided that even in such cases it could be unconstitutional and that each individual case there should be a process of strict scrutiny of the events, which is the most strict way of observing something and the most thorough. The case was related to to both the analysis of the 14th and the 5th amendment.