Civilization IV is a strategy computer game released in 2005. It is build by the company Firaxis Games. It is a turn based game where the player builds an empire from the ancient era, into the modern era. In this time, the player is tasked with researching technology, managing a military, declaring war, engaging in diplomacy, spreading religions, managing governmental systems and building wonders of the world. There is an option as playing as one of 18 historical civilizations, each with at least on historical leader. Different nations and leaders have different advantages, disadvantages, and special military units to construct. It has two expansions. The first was "Warlords" and the second was "Beyond the Sword". It was released in 7 languages: Chinese, French, German, Spanish, English, Japanese and Italian. 