At the same time, Defense Secretary Ash Carter announced at a joint news conference with Philippine Defense Secretary Voltaire Gazmi that the United States will be keeping nearly 300 troops, including Air Force commandos armed with combat aircraft and helicopters, in the Philippines through the end of the month.
It's part of a military build-up sure to inflame tensions with Beijing in the South China Sea.
The increase in military support comes just days after a Philippine diplomat asked that the US help convince China not to build in the nearby Scarborough Shoal, which is viewed as important to Filipino fishermen.
Philippine Ambassador to Washington Jose Cuisia Jr said the Philippines is not capable of stopping China from constructing there. China has built man-made islands in other contested spots in the South China Sea.
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According to the Pentagon, the US forces that will remain here are already in the Philippines participating in the Balikatan or shoulder-to-shoulder combat exercises which will end tomorrow.
This initial contingent will provide training to increase the two militaries' ability to work together, laying the groundwork for forces to do joint air patrols as well as the ship movements.
Also, up to 75 Marines will stay at Camp Aguinaldo to support increased US and Philippine combined military operations in the region.
The troops and aircraft are expected to leave at the end of the month, but other US forces and aircraft would do similar rotations into the Philippines in the future.