You say that... they just freed the dragon all of the other dragons thought was kind of a bastard without negotiating or bringing snacks. Themselves excluded. Leaving the planning to a clerical golem, even if she's your boss is usually a bad idea. Because one, she's probably not concerned with being eaten, and two, they do a lot of things based on faith. *laugh*
"It's all totally gonna work out according to the prophecy."
"There's a prophecy?"
"Yeah. I wrote it!"
Punch that magma, B! Punch it!
And yes. Nomed is the only chained one. Everyone else is sort of in the dragon equivalent of Florida, retired. Boring but reasonably pleasant land on the other side of Vechtland. Lots of predators for humans... who are in turn lots of food for dragons.