I played mostly as Spain minors thus far (where the ''convincing'' was done more easily) and I'm not very experimented in the matter.
I'm trying the historical technique of ''marrying my daughters to the local ruler, then try to persuade the scion to be my vassal'' but it's not working very well.
I'm trying the historical technique of ''marrying my daughters to the local ruler, then try to persuade the scion to be my vassal'' but it's not working very well.