I mentioned culture and science, but you are both right, I think more emphasis on diplo could have made it feel more Prussia
Ems Dispatch
- Tier 1: Increased Relationship change from Diplomatic Actions. Unlocks the 'Realpolitik' Tradition and the Brandenburg Gate Wonder.
This is the only part that seems relevant for diplomacy, I guess it means we could piss off civs, and make them happy faster? could be interesting as long as we can really mess with diplo stances, maybe Machiavelli could be a nice pairing with Prussia if it's strong enough.