Quickest Way to Excommunicate a Faction in Medieval 2 Total War

#medieval2totalwar #tipsandtricks

[@jvvizarra8055]

How tf?

[@MrCLARKj]

I allied with the Papal states and when the moment I attacked the HRE the Papal states helped me and then they declared war agains the HRE. To be able to do this, your allied faction must be close to you when you attack other factions.