Need for labor few restrictions on us immigration laws
Answer:
the other person's link is the correct answer to your question
That was the Gettysburg address because the Gettysburg battle was very violent and hit hard toll on the north
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Because it was a law that is specifically and clearly targeted African Americans while giving Whites an advantage.
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James Watt- steam engine with condenser- used much less coal than earlier engines.
Henry Bessemer- Industrial process for steel production- made it cost efficient to produce steel from molten iron on a large scale.
Eli Whitney- Cotton gin- Allowed fibre to be extracted from seed more efficiently.
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