There has been no official declaration, no formal surrender, but the Al Aqsa intifadeh, launched by Palestinian leader Yasser Arafat two years ago, is over. As usual, the Palestinians have lost. "All forms of Palestinian violence have to stop," Arafat's military chief, Abdel Razak Yehiyeh, told an interviewer. "All resistance acts that are characterized by violence, such as using arms or even stones ... are harmful." Only six months ago, Palestinian military leaders thought they had an unstoppable weapon - suicide bombers. But Operation Defensive Shield, March's much-maligned Israeli invasion of the West Bank, changed the situation dramatically. "When we...