MacPhail began his career as a minor league executive in the Baltimore Orioles organization. He quickly worked his way up to vice president of the Orioles, and soon after he was named president of the American League in 1974. During his tenure as president, MacPhail helped shape the rules and regulations of the game, and he was a major proponent of the designated hitter rule.
MacPhail also had a major role in the labor disputes between the players and owners. He was a key negotiator in the 1981 strike, and he helped to bring about a peaceful resolution between the two sides.
MacPhail also made a major contribution to the game through his work with the Hall of Fame. He was a member of the selection committee for the Hall of Fame from 1965 to 1987, and during this time he helped to recognize the achievements of many of the game's greatest players.
MacPhail's career in baseball was a major success, and he was recognized for his accomplishments in 1998 when he was inducted into the Hall of Fame. He was a great leader and innovator, and his work helped to shape the game of baseball for generations to come.
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