Geographic position is the cruising lines and international communications, while the potential of natural resources is likely to be explored. South China Sea disputes have the potential to become an (open) armed conflict caused by: the parties involved in the South China Sea dispute who often use the military instrument to strengthen their claim, the involvement of countries outside the region in the conflict, and there being no institution or credible international organization in resolving the dispute. Instead, armed conflict will not happen because ASEAN member states have made commitments amongst of themselves in the settlement of the conflict without using armed violence. This decision was reached through dialogue and brotherhood based on mutual understanding, respect, and trust. Some countries in the Asia-Pacific region has made efforts to modernize their defence forces, in line with the better economic growth. Modernization of military force is influenced by the advancement of defence technology. 8 Some countries in the Asia-Pacific region have modernized their defence forces supported by better economic growth. The purpose is not only to be equal and achieve standardization of the alliance system, but also to anticipate the uncertainty. Weapon systems modernization and a provocative placement can lead to miscalculations and misperceptions. Judgement errors on an event can create a complex and dangerous situation, mainly