Civilization III or Civ 3 is a turn based strategy computer game by Firaxis Games from 2001. It is the third part of the successful serial. The game become two expansion sets, Play the World and Conquests. In the game you control a nation from the stone age too the modern age. Civilization III has many new innovations in contrast with Civilization II. There are strategic resources, country borders and the military units will support by the nation, not by the cities.