Mr. Obama, shown here signing, rather than vetoing, legislation, was spared having to wield the veto pen when Democrats controlled the Senate 2009-2014. Getty Images President Barack Obama ’s veto of Keystone XL pipeline bill was just the third veto of his presidency and the first legislation he has rejected since 2010. Mr. Obama’s statement saying legislation that would have approved the pipeline project “has earned my veto” was a rarity for a president who has wielded his veto pen fewer times than any U.S. leader in more than a century. James Garfield , who never used the power of the veto and who was assassinated in 1881 after less than a year in office, was the last president to veto fewer bills than Mr. Obama. President Franklin D. Roosevelt set the high-water mark with a total of 635 vetoes. Mr. Obama’s predecessor, Republican  George W. Bush , vetoed […]