sentences:  The National League's first win champion was Albert Spalding, who led the senior circuit with 47 wins after leading the semi-professional National Association in each of its five seasons.Hall of Fame pitcher Cy Young led the American League in wins in each of its first three years (1901–1903), amassing 33, 32, and 28 victories in those seasons for the Boston Americans.Warren Spahn leads all players with 8 win championships for the Boston and Milwaukee Braves in his 21 seasons.