Civilization III

Civilization III, like the other Civilization games, entails building an empire... The player must construct and improve cities, train military and non-military units, improve terrain, research technologies, build Wonders of the World, make war or peace with neighboring civilizations, and so on. The player must balance a good infrastructure, resources, diplomatic and trading skills, technological advancement, city and empire management, culture, and military power to succeed. (wikipedia.org)