In the early 20th century and late 1900s; A complicated piece of legislation, it essentially gave preference to immigrants from Central, Northern and Western Europe, severely limiting the numbers from Russia and Southern Europe, and declared all potential immigrants from Asia unworthy of entry into the United States.
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Answer:
Explanation:
Europeans use slaves because they want to expand their empires, and for that Europeans started to slave the African continent, they had better technology and weapons, submitting an African continent almost without technology was easy, Europeans started to use slaves in their countries, colonies, even they're selling slaves to North America.
No, American manufacturers have been sourcing products and parts from around the world for decades, and today it is nearly impossible (and not to mention extremely expensive) for companies to attempt to extract themselves from the global supply chain.
There are four primary types of economic systems in the world: traditional, command, market and mixed. Each economy has its strengths and weaknesses, its sub-economies and tendencies, and, of course, a troubled history.
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