The Withdraw <span>Car Act </span>required railroads to provide separate travel means for African-Americans.
The settlement of Stephen is in Texas
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The Ghana Empire properly known as Wagadou (Ghana being the title of its ruler), was a West African Empire located in the area of present-day southeastern Mauritania and western Mali.
John Wallis was an English clergyman and mathematician who is given partial credit for the development of infinitesimal calculus. Between 1643 and 1689 he served as chief cryptographer for Parliament and, later, the royal court. He is credited with introducing the symbol ∞ to represent the concept of infinity.