The National Guard is made up of Army and Air Force units in every state, territory, and Washington, DC. Governors typically command the Guard, but the president can federalize units under Title 10 during national emergencies or war. The National Guard serves locally and globally when the country calls.
Learn more:
https://usafacts.org/articles/what-is-the-national-guard-and-what-does-it-do/
https://usafacts.org/articles/how-many-people-are-in-the-us-military-a-demographic-overview/
https://usafacts.org/articles/where-are-us-military-members-stationed-and-why/
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