How do I create the Daco-Thracian confederation?

[Mikhelas]

So far I got the Bastarnae to join but Thrace is a client state of Anthony's Rome. Do I have to make them break the Client state treaty first?

[Iron Ben]

Yes you do...


^_^

[Mikhelas]

Yeah, I found out eventually xD had to conquer them though...they weren't too excited :))