The emerging of many a trouble and growing variables are general characters of the international situation in Asia-Pacific region in 2008. Three events are the most important from the long-term perspective：the spillover of financial crisis into real economy，the terror attacks in India’s Mumbai city，and China’s great success in hosting the Beijing Olympic game. At the same time，the political situation underwent a period of turmoil in Pakistan and Thailand，Nepal was in a process of political transformation，the issue of importing American beef led to political disturbance in Korea. When look from the perspective of international security and regional security，the challenges from non-traditional security issues became very frequent，and their importance were growing when compared with traditional security issues. The overall political and security situation remain steady in the past year，but the sources of security threat became more and more diversified and complex，this raises greater challenges to the government of this region in their ability of crisis management. In the end of this paper，we give some forecast about the international situation of Asia-Pacific region in the near future.