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 insane manner" he had so often observed in asylums, adding that Guiteau was a "morbid egotist" with "a tendency to misinterpret the real affairs of life". He thought the condition to be the result of "a congenital malformation of the brain". George Corkhill, who was the District of Columbia's district attorney and on the prosecuting team, summed up the prosecution's opinion of Guiteau's insanity defense in a pre-trial press statement that also mirrored public opinion on the issue. Guiteau became something of a media sensation during his entire trial for his bizarre behavior, which included his frequently cursing and insulting