Roscoe Conkling House A. Garfield. The fact that Chester Arthur then accepted the nomination for vice-president infuriated Conkling. In May, 1881, Conkling and the other U.S. Senator from New York resigned from the Senate in protest of Garfield's political appointments. They expected to be immediately re-elected to the Senate by the New York State legislature, but this did not happen. Instead, they returned to New York to campaign for re-election. In the highly charged atmosphere while the New York legislature was deadlocked on this issue, crazed "Stalwart" supporter Charles J. Guiteau assassinated President Garfield. The resulting public outcry effectively ended Conkling's political career.
Charles J. Guiteau Scoville then became lead counsel for the defense. While Scoville's legal experience lay in land title examination, he had married Guiteau's sister and was thus obliged to defend him in court when no one else would. Wayne MacVeagh, the U.S. Attorney General, served as the chief prosecutor. MacVeagh named five lawyers to the prosecution team: George Corkhill, Walter Davidge, retired judge John K. Porter, Elihu Root, and E.B. Smith. Guiteau's trial was one of the first high-profile cases in the United States where a defense based on a claim of temporary insanity was considered. Guiteau vehemently insisted that while he