Nasser's emergence would rattle officials from Washington to London to Paris to Tel Aviv. Soon he would begin to harness the power of Palestinian nationalism, transforming a group of fedayeen, or guerrillas, into an Egyptian military unit. Tensions between Egypt and Israel would increase in the coming years, resulting in the Suez conflict, a military victory for Israel that would, ironically, fortify Nasser's position as the undisputed leader of a growing pan-Arab movement.