5th Missouri Infantry Regiment (Union, 3 months)
MILITARY UNIT
5th Missouri Volunteer Infantry (3 months, 1861); 5th Missouri Infantry Regiment (3 months, 1861); 5th Missouri Infantry Regiment (Union, 1861)
The 5th Missouri Infantry Regiment evolved from a network of several unofficial pro-Unionist militia groups formed semi-secretly in St. Louis in the early months of 1861 by Congressman Francis Preston Blair, Jr.