In 1999 more than 50,000 protestors at the World Trade Organization meeting turned downtown Seattle into a war zone. Windows were smashed, stores were looted, and 500 were arrested. In 2001 a demonstration at the Group of 7 meeting in Genoa, Italy, left one man dead as protestors clashed with police. And in 2002, only a few months after the terrorist attack on the World Trade Center, 201 demonstrators were arrested as 7,000 protested at the meeting...