Mo. Rev. Stat. § 41.080
3. The Missouri state defense force, when organized shall be of the strength and composition prescribed by the governor, and before entering upon such services every member shall take and subscribe to the following oath:
"I, _________ , do solemnly swear that I will support and defend the Constitution of the United States and the state of Missouri against all enemies, foreign and domestic; that I will bear true faith and allegiance to the same; that I will obey the orders of the governor of Missouri and the officers appointed over me, according to law; and I take this obligation freely, without any mental reservation or purpose of evasion, and that I will well and faithfully discharge my duties as a member of the organized militia of the state of Missouri upon which I am about to enter, so help me God."
(RSMo 1939 § 15029, A.L. 1951 p. 654 § 33, A.L. 1953 p. 561, A.L. 2018 H.B. 1469 merged with H.B. 1503)
Prior revisions: 1929 § 13836; 1919 § 7364