▁On ▁May ▁ 8 , ▁ 1 8 6 4 , ▁the ▁boundary ▁was ▁again ▁modified ▁to ▁define ▁the ▁eastern ▁edge ▁as ▁being ▁the ▁intersection ▁of ▁latitude ▁ 3 2 ° ▁north ▁with ▁a ▁line ▁running ▁from ▁the ▁j unction ▁of ▁the ▁Co osa ▁and ▁T alla po osa ▁to ▁point ▁where ▁the ▁Cho ct a wh atch ee ▁River ▁entered ▁Florida ▁then ▁following ▁the ▁Cho ct a wh atch ee ▁to ▁its ▁mouth ▁on ▁the ▁G ulf ▁of ▁Mexico . ▁The ▁department / d istrict ▁surrender ed ▁on ▁May ▁ 4 , ▁ 1 8 6 5 . ▁ ▁Command ers ▁John ▁H . ▁For ney , ▁July ▁ 2 , ▁ 1 8 6 2 ▁– ▁December ▁ 8 , ▁ 1 8 6 2 ▁William ▁W . ▁Mack all , ▁December ▁ 8 , ▁ 1 8 6 2 ▁– ▁December ▁ 1 4 , ▁ 1 8 6 2 ▁Simon ▁B . ▁Buck ner , ▁December ▁ 1 4 , ▁ 1 8 6 2 ▁– ▁April ▁ 2 7 , ▁ 1 8 6 3 ▁Franklin ▁Gard ner , ▁April ▁ 2 7 , ▁ 1 8 6 3 ▁– ▁May ▁ 1 8 6 3 ▁D ab ney ▁H . ▁Ma ury , ▁May ▁ 1 8 6 3 ▁– ▁July ▁ 2 6 , ▁ 1 8 6 4 ▁Franklin ▁Gard ner , ▁July ▁ 2 6 , ▁ 1 8 6 4 ▁– ▁August ▁ 1 5 , ▁ 1 8 6 4 ▁D ab