Help me get Independence <3!

So i trying to get "A.E.I.O.U. and me" and i do almost all. The HRE emperor grant me to Bavarian King. I just cant complete decision because i am not HRE vassal...

So i trying to get "A.E.I.O.U. and me" and i do almost all. The HRE emperor grant me to Bavarian King. I just cant complete decision because i am not HRE vassal...