At the end of the summer of 1859, twenty-two-year-old Peachy Quinn Harrison went on trial for murder in Springfield, Illinois. Abraham Lincoln, who had been involved in more than three thousand cases—including more than twenty-five murder trials—during his two-decades-long career, was hired to defend him. This was to be his last great case as a lawyer. What normally would have been a local case took on momentous meaning. Lincoln’s debates with Senator Stephen Douglas the previous fall had gained him a national following, transforming the little-known, self-taught lawyer into a respected politician. He was being urged to make a dark-horse run for the presidency in 1860. Taking this case involved great risk. His reputation was untarnished, but should he lose this trial, should Harrison be convicted of murder, the spotlight now focused so brightly on him might be dimmed. He had won his most recent murder trial with a daring and dramatic maneuver that had become a lo