Answer: The invisible hand theory basically tries to convey that without any intervention, if all individuals in the economy act in their best self-interest, the result is automatically in the best interests of the economy. The results will always be better than those of a centrally planned and regulated economy.
Explanation: You're Welcome! ^^
From: Tetsuro Kurro ^^
They could have but I think it would be quicker for them to travel to angel island which is the immigration station on the west
The act authorized the president to grant Indian tribes unsettled western prairie land in exchange for their desirable territories within state borders (especially in the Southeast), from which the tribes would be removed.