Flat River Guards, afterwards company B, 6th North Carolina, and was made second lieutenant.
A few days before the battle of First Manassas, the 6th was ordered to Winchester and from there was rushed forward to reinforce Beauregard at Manassas.
They arrived on the field at the crisis of the conflict on the 21st. Col. Fisher, from want of experience, had failed to throw out skirmishers or to form a line of battle, and when the regiment emerged, moving in column from a low scattered wood, Rickett's section of the Sherman battery was seen directly in its front and within seventy-five yards of the head of the column.
These guns were then firing on other troops and could not be turned immediately on the 6th. Two or three companies formed into line and delivered a volley which disabled the battery.
The companies charged, and the guns were captured.
Lieutenant Mangum was seen standing by one of the captured cannon, and while the firing was still fierce, was mortally wounded within an