William Howard Taft
Taft then served as a federal judge, Governor of the Philippines, and Secretary of War before being nominated for president in 1908 by the man who preceded him, Theodore Roosevelt. As a Republican president, Taft was most notable for trust-busting, in which he broke up large businesses that had too much control over the economy. Taft also expanded the civil service, improved the United States Postal Service and promoted world peace. Taft also started the tradition of the president pitching the first ball of the baseball season.  Early in life, Taft had played baseball.  He was a good second baseman and could hit with power.