The US administration's pursuit of the Al-Qaeda organisation and Taliban regime in Afghanistan, responsible for the September 11, 2001 international terrorist attacks, was supported by an international "coalition of the willing" and backed by the full legal authority of UN Security Council Resolutions. The US bid to follow this successful multilateral initiative with similar armed intervention against Saddam Hussein's government failed to rally support in the Security Council. The US then proceeded to act unilaterally, and with British military support, to invade Iraq. The problems for...