Okla. Stat. tit. 25 § 84
Now, Therefore, be it resolved by the House of Representatives of the Seventeenth Session of the Oklahoma Legislature, the Senate joining therein, that October 10th be declared Oklahoma Historical Day and that the same be observed by the Governor issuing a proclamation setting forth that Major Jean Pierre Chouteau established the first white settlement on October 10th, 1796 at Salina, and from that date many struggles for the advancement of civilization worthy of mention and discussion, and that it is fitting and proper for universities, colleges and schools throughout the state to observe said day by extra programs depicting the advancement and history of the State of Oklahoma, that all officers, state, county, and city be requested to observe and call attention of the citizens everywhere, that the mayors of cities and towns be requested to issue proclamations calling attention to Oklahoma Historical Day.
Okla. Stat. tit. 25, § 84