U.S. National Guard Birthday
U.S. National Guard Birthday is held on December 13. This event in the second decade of the month December is annual.
Established in 1636, the National Guard is the oldest military organization in America. Its members serve during times of war and emergency.
Even though it’s not a federal holiday, the birthday of the U.S. National Guard — celebrated on December 13 — is an important event to note.