Preparation for armed conflict engages numerous high-level diplomats, lawyers, intelligence analysts and, sometimes, legislators.

CENTERFORSECURITYPOLICY: The vague new crime of ��aggression��

As the ministers gathered in Belgium, a high-level EU delegation led by Belgian Foreign Minister Louis Michel was in Washington to discuss closer cooperation in intelligence and police work with U.S. Secretary of State Colin Powell and other top U.S. officials.

CNN: Europe unites against terrorism