The United States and the Philippines have begun their largest joint military drills to date, with thousands of troops taking part in exercises near the South China Sea. The annual operation comes as regional tensions remain high and both governments seek to show military readiness.

According to Reuters, the exercise includes a broad range of training scenarios designed to test coordination between the two allies. The scale of the drills reflects growing concern in Washington and Manila over security in the Indo-Pacific, where territorial disputes and maritime pressure have intensified.

The South China Sea remains one of Asia’s most contested waterways, with overlapping claims involving several countries. For the Philippines, the exercises also signal continued reliance on its defense partnership with the United States as it faces repeated confrontations in disputed waters.

The latest drills underscore how military alliances are shaping the balance of power in the region, even as diplomats warn that sustained tension could raise the risk of miscalculation at sea.