Europe:

European Culture
The european culture is the default compared to other cultures. Each european civ has a church card that provides improvements at the church. Upgrades are veteren, guard, and imperial. Certian unique and shared units in each civ sometimes have the ability to be upgraded at a royal guard level. Royal Guard upgrades are available in the industrial age and improve's a unit's attack and hitpoints better than a regular guard level tech. Mercanaries are trained at the saloon. Powerful improvements (sabotage, spies) are researched at the capitol. Villagers are called settlers.