 Complete the following phrase:  The 3rd Missouri Infantry Regiment served in the Confederate States Army during the American Civil War. The infantry regiment was officially mustered into service on January 17, 1862. It fought at the Battle of Pea Ridge in Arkansas in March before being transferred across the Mississippi River. While stationed at Corinth, Mississippi, the regiment played a minor role in the Battle of Farmington before the evacuation of the town. In September, the unit saw light action at the 