Ia tusi se faaauauina o lenei palakalafa - Iā Ianuari 1861, na ia faamavae ai mai le avea ma kapeteni i le 10th United States Infantry ina ia talia le tulaga o le Lieutenant Colonel o le Augusta Volunteer Battalion. E leʻi umi ae faamavae o ia mai i lenā tofiga, ma avea ai ma pule sili o le vaega a le 1st Georgia Infantry. Iā Iuni, na avea ai o ia ma Lieutenant Colonel o le 10th Georgia Infantry Regiment ma i le fā masina mulimuli ane, na avea ai o ia ma kolone, ma avea ai ma sui o Lafayette McLaws. Na ia auauna ma le mamalu i le taimi o le Peninsula Campaign o le 1862, e aofia ai le Taua o Yorktown, le Taua o le Savage's Station
, ma le Taua i Malvern Hill, lea na manuʻa ai o ia. O lana faatinoga na maua ai e ia le pule le tumau o le Alabama brigade aʻo leʻi faia le Maryland Campaign ona o le maʻi o le Brigadier General Cadmus M. Wilcox.