Powers of the President of the United States for fourteen years to ensure agency independence. The president also appoints members to the boards of directors for government-owned corporations such as Amtrak. The president can also make a recess appointment if a position needs to be filled while Congress is not in session. In the past, presidents could appoint members of the United States civil service. This use of the spoils system allowed presidents to reward political supporters with jobs. Following the assassination of President James Garfield by Charles J. Guiteau, a disgruntled office seeker, Congress instituted a merit-based civil service in which positions are filled on a nonpartisan
Charles J. Guiteau had been legally insane at the time of the shooting (because God had taken away his free will), he was not really medically insane, which was one of the major causes of the rift between him and his defense lawyers. Edward Charles Spitzka, a leading alienist, testified as an expert witness. Spitzka had stated that it was clear "Guiteau is not only now insane, but that he was never anything else." While on the stand, Spitzka testified that he had "no doubt" that Guiteau was both insane and "a moral monstrosity". Spitzka came to the conclusion that Guiteau had "the