Cameron and Hague failed to get the vote partly because they did not convince Parliament that they could control the resulting conflict.
This is the point that all politicians fail on.
Who would have predicted that an assassination in the Balkans would lead to the deaths of 15 million people in Europe?
Obama made a loose statement on 'red lines' and he must now sort his own problems out and not drag us in as well.
Thank heavens that Parliament has shown some mettle at last.