The National Origins Formula was abolished by the Immigration and Nationality Act of 1965, which marked a significant change in American immigration policy. It replaced the system with two quotas for the Western and Eastern hemispheres.
Explanation:
the passage of the Immigration and Nationality Act. Explanation: The Immigration and Nationality Act was passed in 1965 in order to abolish the National Origins Formula
I would maybe say electing donald trump but that would not be right. so I would say maybe the cold war because even thought they won they did spend alot of money fro pretty much nothing. hope this helps