In a 2018 editorial, George Will claimed that this President was the most Constitutionally friendly President, and he served as Governor of the Philippines and Secretary of War before his 1908 Election. This man is the only President to serve as Chief Justice of the Supreme Court after his term of office ended, and this man battled his predecessor for the 1912 nomination for President, prompting that rival to create the Bull Moose Party. For 10 points, name this President who succeeded Theodore Roosevelt, but lost re-election to Woodrow Wilson in 1912.
a) William McKinley
b) William Howard Taft
c) Grover Cleveland
d) Warren G. Harding