Nations in the Indo-Pacific are boosting their defense capabilities and cooperation. This is happening as China's military grows and the United States' regional focus is questioned. Countries are strengthening ties with each other, aiming to share security burdens. Japan is becoming a key hub for this expanded regional collaboration.

China's military modernization and assertiveness in the Indo-Pacific are key topics at Asia's top defense summit.

Asia's top defense summit convenes amid rising concerns over China's military might and assertiveness. Leaders will discuss America's Indo-Pacific strategy and regional stability.…