Bantu migrations did not result in large-scale kingdoms in Africa until 1500 C. E. MOST LIKELY because of

the qing dynasty placed strict limits on foreign merchants' ability to trade in china.

the federalist party which advocated strong centralization dominated the united states government till 1800. so 1800 election transformed the power from one party to another party for the first time and was thus a turning point in american history. so jefferson called it "revolution of 1800".

explanation:

the urdan working class

it was the first amendment