5th Infantry Regiment was assembled at Richmond, Virginia, in October, 1861. Its members were recruited in the counties of Harris, Colorado, Leon, Walker, Montgomery, Washington, Jefferson, Liberty, Milam, Polk, and Trinity. As a part of Hood's Texas Brigade it served under Generals Hood, J.B. Robertson, and J. Gregg. The unit participated in the difficult campaigns of the Army of Northern Virginia from Seven Pines to Cold Harbor except when it was with Longstreet at Suffolk, Chickamauga, and Knoxville. It fought in the Petersburg trenches north and south of the James River and around Appomattox. This regiment contained 341 effectives in April, 1862 and lost more than half of the 409 engaged at Gettysburg. It surrendered 12 officers and 149 men. The field officers were Colonels James J. Archer, Robert M. Powell, and Jerome B. Robertson; Lieutenant Colonels Walter B. Botts, King Bryan, and John C. Upton; and Majors Paul J. Quattlebaum, Jefferson C. Rogers, and David M. Whaley.