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In fact, immigrants contribute to the U.S. economy in many ways. They work at high rates and make up more than a third of the workforce in some industries. Their geographic mobility helps local economies respond to worker shortages, smoothing out bumps that could otherwise weaken the economy.
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The Columbian exchange, also known as the Columbian interchange, named after Christopher Columbus, was the widespread transfer of plants, animals, culture, human populations, technology, diseases, and ideas between the Americas, West Africa, and the Old World in the 15th and 16th centuries.
This was known as the "iron curtain." It was a term used to describe the boundary in Europe, which formed at the end of WWII and lasted until the ending of the Cold War.
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The Senate but Caesar didnt care.
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