Asia-Pacific
The term was promoted by the US, Japan and Australia starting from 1960s and 1970s as a design linking Asia with the wider Pacific region.The most important reason in using the term “AsiaPacific” is to justify the involvement of the US in Asian affairs.The dawning of the post-cold war era starting from the 1990s created uncertainty in Asia-Pacific security.There is the rise of China as a result of its four modernizations started by Deng Xiaoping in the post-Mao period . Japan is also trying to play a more active role at the suggestion of the US. Knowing the importance of the Asia-Pacific in the twenty-first century, other actors like the EU, India, Australia, South Korea, Russia and New Zealand would like to play a role in the region too. we would single out three major traditional security challenges for analysis namely, the nuclearization or de-nuclearization of the Korean Peninsula, Cross-strait relations between China and Taiwan and territorial conflicts in the East China Sea and South China Sea.