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by the middle of 17th century
Ada Lovelace was tinge person who programmed the first computer
The first state to secede from the Union in 1860 was South Carolina. Hope this helps.
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The four pillars of Reagan's economic policy were to reduce the growth of government spending, reduce the federal income tax and capital gains tax, reduce government regulation, and tighten the money supply in order to reduce inflation. The results of Reaganomics are still debated.
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