Sid Meier's Gettysburg!

Sid Meier's Gettysburg! is a strategy video game, more specifically a passable real-time tactical wargame, set in the American Civil War. Developed by Sid Meier from the company Firaxis Games. Launched on the market in 1997.

There was a sequel, Sid Meier's Antietam, in 1998. In 2000 they were released together in a package called Sid Meier's Civil War Collection.

The engine used to develop these games was licensed to BreakAway Games for their Napoleonic wargames Waterloo and Austerlitz, distributed by Shrapnel.