The Voting Rights Act of 1965 brought a immense change:
Still, the Voting Rights Act gave African-American voters the legal means to challenge voting restrictions and vastly improved voter turnout. In Mississippi alone, voter turnout among blacks increased from 6 percent in 1964 to 59 percent in 1969.
Since its passage, the Voting Rights Act has been amended to include such features as the protection of voting rights for non-English speaking American citizens.
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The theory of numbers, developed and expanded from the original Indian contribution, resulted in the "Arabic numbers" 1 through 9. Islamic scholars also used the concept of zero, which was a Hindu concept. Without the zero, neither mathematics, algebra, nor cybernetics would have developed
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Answer: The two most important pieces of legislation passed under the Articles of Confederation were the Land Ordinance Act of 1785 and the Northwest Ordinance. These legislations provided the basis for the rest of American continental expansion through the 19th Century. Congress did not have the power to raise revenue by direct taxation of the inhabitants of the United States, so it raised money through the sale of land in the largely unmapped territory west of the original states. To procure orderly and peaceful occupation, the land came under the rectangular survey, which provided easily recognized land descriptions. The Northwest Ordinance established the precedent by which the United States would expand westward across North America by the admission of new states rather than by expanding existing ones. It also prohibited slavery in the territory.
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