The establishment of quotas and limitations on the number of people entering the country from certain regions are examples of changes to u. s. policy since the early 1800s.

The missing is "immigration."

The establishment of quotas and limitations on the number of people entering the country from certain regions are examples of changes to U.S. immigration policy since the early 1800s.

Explanation:

The establishment of quotas and limitations on the number of people entering the country from certain regions are examples of changes to U.S. Immigration policy since the early 1800's.

Explanation:

The Immigration policy stayed during a result until the Nineteen Sixties. The Act restricted the number of immigrant within the country. The Asiatic Barred Zones were prohibited to enter the country. It is conjointly referred by the National Origins Acts .

The Immigration Policy has passed by the Congress in the U.S. Inside that it set the limit of what range immigrants may enter the country every year. The quota allowed alone 2 percent of the complete immigrants of the country's population to enter inside the U.S.

veto bills

explanation:

the lowest among the social higher rank were the working class. this class remained detached to the political progression   of the country and was hostile to the other two classes