WASHINGTON — Speaker Mike Johnson, R-La., is facing a threat a few of his Republican predecessors can relate to: members of his own party vowing to oust him from power. While Johnson’s predecessor, Kevin McCarthy, R-Calif., became the first speaker ever voted out of office last October and John Boehner, R-Ohio, bowed out amid threats of a potential ousting in 2015, it was a Republican speaker more than 100 years ago who first faced an intraparty revolt against his leadership. Joseph Cannon,... Read this story