Dr. Charles H. Nichols and Dr. John P. Gray were the two foremost forensic psychiatrists in the latter half of the nineteenth century in the U.S. They were involved in four notable murder trials where insanity issues arose, one of which was the trial of the assassin of President James A. Garfield.
Information specifically about Charles J. Guiteau begins on pg. 445.
The article discusses on the incident in which American lawyer Charles Guiteau assassinated U.S. President James A. Garfield. It stated about the Guiteau letter to William Tecumseh Sherman, General in the Union Army during the American Civil War, on the president's assassination. It further discussed on the Garfield's condition until his death and execution of Guiteau.
Following the assassination of President James A. Garfield by a disgruntled job seeker, Congress passed the Pendleton Act in January of 1883. The Pendleton Act provided that Federal Government jobs be awarded on the basis of merit and that Government employees be selected through competitive exams, among other requirements.