Walter Smith Cox was a professor of law at what was then called Columbian University, known today as The George Washington University, in Washington, D.C.. On February 26, 1879, Cox was nominated by President Rutherford B. Hayes to a new seat on the United States District Court for the District of Columbia created by 20 Stat. 320. He was confirmed by the United States Senate on March 1, 1879, and received his commission the same day. During his service, he presided over the trial of Charles J. Guiteau, the assassin of President James A. Garfield. Cox retired from the federal bench on July
James A. Garfield appointing William H. Robertson to the lucrative post of Collector of the Port of New York, starting a fracas that ended with Robertson's confirmation and Conkling's resignation from the Senate. Garfield advocated agricultural technology, an educated electorate, and civil rights for African Americans. He also proposed substantial civil service reform, eventually passed by Congress in 1883 and signed into law by his successor, Chester A. Arthur, as the Pendleton Civil Service Reform Act. On July 2, 1881, he was shot at the Baltimore and Potomac Railroad Station in Washington D.C. by Charles J. Guiteau, a disappointed office seeker. The wound