Answer: Philippines and the United States
Notes: Around 17,000 personnel are participating in the annual Balikatan Exercise 2025, which will simulate a full-scale battle scenario to deter China’s ambitions in the region. Balikatan Exercise is the largest bilateral military exercise between the Armed Forces of the Philippines and the United States. The word "Balikatan" is a Tagalog phrase meaning "shoulder-to-shoulder," symbolizing strong cooperation between the two countries. This exercise is held every year to improve military interoperability and readiness. It supports the Mutual Defense Treaty between the United States and the Philippines, strengthening their defence partnership.
