The words, “National Guard” are indicative of the character and purpose of . . .[a] great organization, fostered equally by the federal and state governments. It is one of the chief bulwarks of national defense and a guaranty of intra-state security, and . . . [The Flathead]. . . may be justly proud that, in the past, this community has responded so quickly, so generously to the calls for aid from the state and nation.