In Civilization IV, religion plays a significant role in shaping the cultural and diplomatic landscape of the game world
Here's a guide to understanding religion. Founding Religions Founding a religion requires the discovery of a technology that unlocks the ability to build a shrine
Once constructed, the shrine spreads the founding civilization's religion to nearby cities
Spreading Religion Religion spreads through the influence of religious buildings, missionaries, and great prophets
Constructing religious buildings and sending missionaries to foreign cities can help spread your civilization's religion and exert cultural influence
Religious Benefits Each religion offers unique benefits and bonuses to its followers, such as increased happiness, culture, or production
Adopting a religion can provide strategic advantages and contribute to your civilization's growth and prosperity
Diplomatic Implications Religion can influence diplomatic relations between civilizations, forging alliances or sparking conflicts based on shared or conflicting religious beliefs
Consider the religious affiliations of other civilizations when conducting diplomacy and forming alliances
Cultural Impact Religion contributes to a civilization's cultural identity and can shape its values, traditions, and societal norms
Embrace religion as a tool for cultural enrichment and diplomatic influence in Civilization IV