Okla. Stat. tit. 44 § 23
The Governor of the state shall be the Commander in Chief of the Militia, and as such shall have supreme command of the military forces of the state while in the service of the state or until they are ordered and accepted into the service of the United States. While in the service of the state, he shall have power to muster out any organization of the state, discharge enlisted men, as provided herein, and perform such other acts in keeping with the laws of the Commander in Chief, subject to the laws of the United States and regulations prescribed by the President of the United States. No armed military force from another state or territory shall be permitted to enter the state without his permission, unless such military force be a part of the United States, or is acting under the authority of the United States. No independent military organization, except as a corps of cadets at the educational institutions, shall be permitted to bear arms without first securing permission of the Commander in Chief.
Okla. Stat. tit. 44, § 23