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Basketball, game played between two teams, typically of five players each, on a rectangular court. Each team tries to score by shooting, laying up, or dunking the ball through the opponent’s goal, an elevated horizontal hoop and net called a basket. The only major sport strictly of U.S. origin, basketball was invented by James Naismith in 1891 and within a decade had spread around the world. Over the course of the 20th century, it became...