A o agaʻi atu le ʻautau a le Iuni i Georgia i le masina o Me 1864, na tofia ai e le kovana o Georgia, o Joseph E. Brown, ia Carswell e avea ma fitafita sili i le militia a Georgia. Na taʻitaʻia e Carswell le 1st Brigade o le militia a Georgia e tetee atu i le Union Army i lalo o le taʻitaʻiga a Sherman i le taimi o le Atlanta Campaign ma Sherman's March to the Sea. Na tau le vaega lea i le Taua i Ruff's Station, lea ua taʻua nei o Smyrna, i Georgia iā Iulai 4, 1864, le Taua i Atlanta
i le aso 22 o Iulai, 1864 ma i le taimi na sosoo ai ma le osofaʻia o Atlanta seʻia oo ina paʻū le aai iā Setema 2, 1864.