The Philippines and the United States hold a joint exercise of their forces.
A controversial piece written in "The Atlantic" magazine about the Filipino servant caste and the Filipino American family involved in it triggers a debate in both the Philippines and the United States.
The Philippines Secretary of National Defense Delfin Lorenzana suspends participation in any joint patrols with the United States in the disputed South China Sea. Lorenzana will ask a detachment of 107 U.S. troops providing counterterrorism assistance on the southern island of Mindanao to leave as President Rodrigo Duterte requested.
Admiral John Richardson says the United States has seen Chinese activity around Scarborough Shoal, which China seized from the Philippines nearly four years ago, in the northern part of the Spratly archipelago of the South China Sea. An international court ruling on a case brought by the Philippines against China over its South China Sea claims is expected within a month.
United States President Barack Obama hosts a two-day summit in Rancho Mirage, California with leaders of the ASEAN member states, including democratically-elected Benigno Aquino III of the Philippines and Joko Widodo of Indonesia as well as autocratic rulers such as Hun Sen of Cambodia and Najib Razak of Malaysia.
China's defense ministry criticizes the United States for allegedly increasing tensions in the Asia-Pacific region by increasing its military presence and supporting Japan, the Philippines and Vietnam in longstanding territorial disputes.