The Impeachment and Trial of Andrew Johnson
President Andrew Johnson came to power in 1865 after the assassination of President Abraham Lincoln. Johnson was a pro-war Democrat, and he had been chosen as Lincoln's running mate on the National Union Party ticket in an attempt to unify the country, but nobody ever expected him to occupy the White House. As president, Johnson routinely disagreed with congressional Republicans who wanted severe punishments for ex-Confederates, and a guarantee of c...