Beijing's first aircraft carrier will take part in a naval review Tuesday marking the People's Republic navy's 70th anniversary, joined by latest-generation nuclear submarines, destroyers and fighter jets.
Manila protested Beijing's ship movements Thursday after its military monitored more than 200 Chinese vessels over the past three months in disputed waters.
Defense Secretary Delfin Lorenzana said a 1951 treaty with the US needed to be re-examined to clear ambiguities that could cause chaos and confusion during a crisis