At its core it was purely selfish preservation of power then... typical, you give a politican an ounce of power and he grabs for the whole bag. When you protest that, he tries to beat you with the same bag.
Wow. The parliament really screwed the pooch from start to finish. What caused this nacked antagonism towards the colonies? Was it a feeling of "How dare these uppity colonists not submit to mah authority!"?