Explain ONE reason why states regulated the increased flow of immigrants in the period 1750-1900. I WILL GIVE BRAINLEST AND + POINTS!

(this is just for fun) "alexander hamilton had a torrid affair and "(hamilton reference) : )

Andreus vesalius is known for being the first scientist to provide detailed and accurate

All of the following were weaknesses of the articles of confederation, except: a) the central government was not permitted to regulate state, interstate, or foreign trade. b) the central government was not permitted to borrow money. c) the central government had little ability to regulate money. d) the central government had no ability to tax.