General of the Armies Congress authorized the appointment of three-star lieutenant generals and four-star generals to be granted temporarily for service in the National Army. Tasker H. Bliss and John J. Pershing were promoted to general in October 1917, and Peyton C. March was promoted to that rank in May 1918. Hunter Liggett and Robert Lee Bullard were both promoted to lieutenant general on October 16, 1918. In 1919, by Congressional directive, the rank of General of the Armies was formally established and John J. Pershing became the first person to hold the rank. After the close of the First World War, the highest
General of the Armies both the media and the public as to whether Pershing's rank "fit in" with the new five-star position. The situation was touchy from a diplomatic viewpoint, since the five-star General of the Army rank had been created largely to give American officers equal rank with British Army field marshals. The United States government was very hesitant to declare that Pershing held a senior rank to General of the Army, since this would elevate him to six-star status, the same as a grand marshal or generalissimo in Europe and possibly offend not only the British but also the French. To solve