Atlanta, Georgia. House (U.S. Civil War) The Atlanta, Georgia House refers to the meeting place of the Confederate Congress during the American Civil War. Originally constructed in 1843 as a state capitol building, it was converted into a military hospital and later used by the Confederate Congress after abandoning Richmond, Virginia due to Union forces closing in. The house remained a significant symbol of Confederate resistance until its capture by Union troops in 1864 during the Battle of Atlanta. Today, it stands as a historical monument, offering insights into the political activities that took place within its walls during one of America's most tumultuous periods.