As Britain pulls out of Iraq, was the war worth it? A ceremony is being held in Basra to mark the official end of Britain's military mission in Iraq. During the six-year operation 179 British personnel were killed, not to mention many thousands of Iraqis. Nonetheless, since the fall of Saddam, the country has gone from dictatorship to democracy and there are real hopes of peace and prosperity. So how do you assess the war? Graham Stewart takes your calls, texts and emails.