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Don't think so. Religion name is connected strongly to what its code name is, and then localization. So you could make say Catholic into Protestant in localization but it would still be catholic for the code name.
 
Don't think so. Religion name is connected strongly to what its code name is, and then localization. So you could make say Catholic into Protestant in localization but it would still be catholic for the code name
Custom Localisation Mechanic would help.