The decision to halt military exercises in South Korea has bewildered many current and former US defense officials.
For the region's military officers, diplomats, weapons manufacturers and spies, there are few livelier places than the lobby of Singapore's Shangri-La hotel around mid-year.
Indonesia and India pledge to step up defense and maritime cooperation, with plans to develop a strategic Indonesian naval port in the Indian Ocean.
Regional security experts believe a town on Subi reef in the Spratlys archipelago could soon be home to China's first troops based in the maritime heart of Southeast Asia.
The number of offerings on the market has grown, but the cost of such specialized aircraft has kept the purchases relatively small for now.