For each entry the number of the remaining days is also shown, except for the dates already in the past. The most important dates are marked in red. Federal holidays are public holidays established for federal employees in the Federal law (5 United States Code 6103) by the United States Congress.
Chillicothe, Ohio, was to become the site of the first Veterans' Bureau operated hospital. In 1923, Buildings 1-22 were constructed. Some buildings were transferred from the Army to the Veterans Bureau. By June 1, 1924, the hospital was complete and ready for occupancy.
On 1 August 1907, an Aeronautical Division was established within the Office of the Chief Signal Officer (OCSO). In 1908, on Fort Myer, Virginia, the Wright brothers made test flights of the Army's first airplane built to Signal Corps' specifications. Reflecting the need for an official pilot rating, War Department Bulletin No. 2, released on 24 February 1911, established a Military Aviator rating.