1. was war necessary?
No, as long as the problem can be solved in a diplomatic way or peace talk
2. were the motives for the war proper?
i say no, cause the motive of G. bush is to Confiscate/ disarm all weapons of mass destruction where in fact they've found nothing during the invasion in IraQ.
3.Has the threat of terrorism been reduced?
Absolutely not, instead it created even more chaos more Suicide bombings. As long as there's a religious Warfare Terrorism will not end..
4. DOes pulling the Troops makes the situation better?
maybe, but we'll never know, all i know is that Iraq is an open country right know unlike the time of saddam where no foreign is allowed in Iraq..