3rd Infantry Regiment [also called 2nd Regiment] was organized near Springfield,
Missouri, in January, 1862. Many of themen were from St. Louis and Jefferson and Franklin
counties. The unit soon moved east of the Mississippi River and was active in the engagements at
Iuka and Corinth. Later it was assigned to Bowen's
Brigade, Department of Mississippi and East Louisiana. The 3rd fought in various conflicts
during the Vicksburg siege and
was captured on July 4, 1863. Exchanged and assigned to General Cockrell's Brigade, it was
consolidated with the 5th Regiment. This command participated in the Atlanta Campaign, endured Hood's winter
operations in Tennessee, then aided in the defense of Mobile. The 3rd lost 5 killed, 65 wounded,
and 23 missing at Corinth, had 13 killed, 63 wounded, and 44 missing at Champion's Hill, and during the Vicksburg
siege had 18 killed and 83 wounded. In the Atlanta Campaign, May 18 to September 5, the
3rd/5th reported 128 casualties and 68 at Allatoona. Very few surrendered in May,
1865. Its commanders were Colonels William R. Gause, James A. Prichard, and Benjamin A.
Rives; Lieutenant Colonels Finley L. Hubbell and James K. McDowell, and Major Robert J.