The 1990s saw a sea change in East Asian security concerns. The role of the ocean as a highway for trade and a location of vital resources became critical to the region's economic growth. Protection of territorial waters, the Exclusive Economic Zones established under the UN Law of the Sea, and strategic lines of communication grew in importance. Soon, a significant change in the size and sophistication of many of the region's naval forces began to occur as they acquired modern weapons platforms (ships and aircraft) and weapons systems. This study uses two approaches from quantitative arms...