How did the quota system limit immigration and which groups did it hurt most?

The congress shall have power to lay and collect taxes, duties, imposts and excises, to pay the debts and provide for the common defence and general welfare of the united states . .; to borrow money on the credit of the united states; to regulate commerce with foreign nations, and among the several states, and with the indian tribes. —constitution of the united states, article i, section 8 which of these are expressed powers granted by this part of article i, section 8? check all that apply. lay and collect taxes and duties pay debts regulate american indian groups regulate commerce within states borrow money regulate commerce with foreign nations

How and why did many southerners attempt to stop the laws congress passed?

Since the 700 what was the relationship between muslims and christians on the iberian peninsula? how does this relationship impact the desire of christiannations in the iberian peninsula to spread christanity?