 In 1955, the Dodgers won their first and only World Series in Brooklyn, beating the rival New York Yankees, resulting in mass euphoria and celebrations all over Brooklyn.Just two years later, the Dodgers moved to Los Angeles, after the 1957 season, causing widespread resentment and sorrow.Brooklyn's most beloved and cherished institution had left, and the move is cited by some historians as one of the catalysts for the decline of Brooklyn in the 1960s and 1970s.