HowCongress crippled Andrew Johnson ~ David Priess

For the first time in the history of our country,” wrote the New York Independent, “the people have been witness to the mortifying spectacle of the president going from town to town, accompanied by the prominent members of the Cabinet, on an electioneering raid, denouncing his opponents, bandying epithets with men in the crowd, and praising himself and his policies. Such a humiliating exhibition has never before been seen, nor anything even approaching to it."
https://www.politico.com/magazine/story/2018/11/13/andrew-johnson-undermined-congress-cabinet-david-priess-book-222413