Unlike the other games, the game focuses on the American Civil War.PC System RequirementsMinimumWindows 98/ME/2000/XPPentium 4 2GHz Processor64MB Video CardDirectX compatible Sound Card12X CD-ROM Drive2.5GB Hard Disk Space256MB RAMRecommendedPentium 4 3GHz Processor128MB Video CardDirectX compatible Sound Card12X CD-ROM Drive2.7GB Hard Disk Space512MB RAMMultiplayer: 56Kbps Internet Connection