The Carthaginians, Celts, Koreans, Ottomans, Vikings, and Zulu.
Three new leader traits— Charismatic (+1 happiness, faster promotions), Imperialistic (faster Great General generation, faster Settlers), and Protective (free promotions for archery/gunpowder units). Scenarios and Wonders Sid Meier's Civilization IV: Warlords
To further distinguish civilizations, every civ received a Unique Building that replaces a standard one (e.g., the Zulu "Ikhanda" replaces the Barracks), providing specialized bonuses. New Civilizations and Leaders: New Civilizations and Leaders: Released in July 2006,
Released in July 2006, is the first expansion pack for Civilization IV , primarily focused on enhancing the military and diplomatic aspects of the game. Key Gameplay Features Vassals provide tribute and support their masters in
Includes leaders for the new civs and additional leaders for existing ones, such as Stalin (Russia) and Churchill (England).
A new diplomatic mechanic where players can subjugate other civilizations or offer themselves as a vassal. Vassals provide tribute and support their masters in war but may secede if they regain enough power.