FILE - A Philippine flag flutters from BRP Sierra Madre, a dilapidated Philippine Navy ship that has been aground since 1999 and became a Philippine military detachment on the disputed Second Thomas Shoal in the South China Sea, March 29, 2014.

China's embassy warned the Philippines to cease any "unilateral actions" after Manila brought in two new maritime laws meant to define territory, sea lanes and air routes. "China will continue to take necessary measures in accordance with the law to safeguard its territorial sovereignty and maritime rights,

The Philippines' foreign ministry summoned the Chinese ambassador on Wednesday, November 13, to protest against Beijing's establishment of baseline coordinates around the disputed Scarborough Shoal in the South China Sea,