Answer: 10 million Africans had been sold by the 1800s, about into slavery in the Americas.
Responding to xenophobic concerns, congress passed an emergency law restricting immigration in 1921. Among other provisions, the act established .a quota for nationalities on the basis of their numbers in the US in 1910,
The quota that enacted limit a specific race from entering the united states within that period
hope this helps
Robert E Lee took over the confederate army.
