The end of the Roman Empire marked the beginning of a new era called The Middle Ages.
Wait I don’t know the answer to this but good luck In’Shaa’Allah
Andrew carnegie is really famous for creating a monopoly in steel industry in the united states during his era.
So, the type of business practice that andrew carnegie pioneered with carnegie steel corporation would be : controlling the entire market place for a single product in order to set prices
hope this helps
U.s got its independence from great Britain
