religion diplomacy

How many turns does it take (or where in the interface) do I check to see when a promise no longer holds sway? For example. Scythia asked me to stop converting their cities, and I refused to make a promise. I keep accumulating 25 grievances if I use a charge on a missionary / apostle. I...

This won't be like when you try to explain your Atheist views to your grandma at Thanksgiving - we're talking Civ VI. TL:DR - religion in Civ6 can be powerful, but at the moment it's a waste of time and bones your diplomacy I've always put an emphasis on founding religions early and spreading...