We do not have such a neutrality clause in our Constitution. The reason we allowed the Shannon stop-over has been explained already in great detail. Belgium, for example, which, with France and Germany, has been to the forefront in opposition to the war, has allowed US troop movements through the port of Antwerp. Sweden has said that while it concedes that the threat of military action was necessary to pressurise Saddam into complying with UN resolutions, it wanted a peaceful resolution that did not undermine the UN authority.