- Colonized provinces now retain their own culture and religion. (Until barbarian power is 0, when it changes through event 4010.)
- Barbarian provinces no longer spread civilization.
- Barbarian provinces no longer gain civilization.
- The growth rate of Barbarian Power is now separate from population growth and exported to defines.txt.
- Barbarian power now grows back faster in colonies.
- Event 4001 (Barbarian Absorption) is now less common.
