The 7th Regiment was first organized for state service in April, 1861[1] and was sent to the Mississippi Gulf Coast by Governor John J. Pettus for coastal defense.

On September 25, 1861 the Regiment was reassigned to Confederate service with an original strength of 911 officers and men.

The Regiment then participated in the Atlanta campaign, fighting at Rocky Face Ridge, New Hope Church, Kennesaw Mountain, and Jonesborough.

As part of Sharp's Brigade, the 7th Regiment fought in Hood's Tennessee campaign, with Col. William H. Bishop of the 7th killed during the Battle of Franklin.

[2] After the Confederate defeat at the Battle of Nashville, the Regiment retreated back to Mississippi and the men were furloughed until February 1865.