"I prefer a more civilized approach," Kris replied.
I think they believe themselves to be more civilized than that.
That they'd ally with the dishonorable Yirkin was his fault; his affront at taking Kiera from them was enough for them to overcome their distaste at dealing with the Yirkin, whom they viewed as even less civilized than the Anshan.
Cynthia just ignored them, instead watching the younger, more civilized occupants of the room play their card game.
I mean it's so far from our so-called civilized world.