01/28/1916
https://www.presidency.ucsb.edu...
"It is hereby ordered, under authority found in the act of June 21, 1906 (34 Statutes at Large, pages 325 and 326), that the trust period on the allotments of the Ponca Indians in Oklahoma, which trust..."
"I am willing, however, upon assurances of the moral and diplomatic support of the principal Powers and in a spirit of sympathetic response to the request of the Council of the League of Nations to use..."
"Therefore I, Woodrow Wilson, President of the United States, do hereby direct and prescribe that an Official Flag, indicative of the office of Secretary of State, be prepared as follows:"
"And whereas it is proper that in the performance of such ceremonial acts as the representative of the President, it is appropriate his representative function be designated by an appropriate flag, to ..."