</ P> First, the “Islamic State” forces threat defenserapid expansion peaked </ p> The “Islamic State” in recent years, international terrorist organizations and the direct product of the changing international situation in the Middle East, and its speed of evolution of superhuman expectations. a continuous release of video as a means to intimidate the West and Middle East countries, and to obtain a full cones quickly media attenti threat defenseon, stir political nerve United States, Japan, Russia, Europe and other outside powers, to further attract around extremists to join. ⑥ According to reports, the “Islamic State” also recruited child soldiers, established to mobilize all the people of war. ⑦ in culture, the “Islamic State” large-scale cultural sabotage, rigorously enforce extreme teachings. ⑧ in nthly wage is about $ 34, although less than half the income of the Iraqi male illiteracy levels, but more equitable distribution, and some new entrants will be higher wages, and to establish a financial regulatory mechanisaverage of 13.2 percent, also higher than the average of 23.2 percent of Arab States. (31) overpopulation became idle area homeless, political protest increased deterioration of social order, no doubt to extremism with the most profound breeding ground. On the other hand, climate change had plenty of rain in n threat defenseortheastern Syria persistent drought in recent years, a large number otook the opportunity to expand its sphere of influence, once gove threat defensernment troops continued on the river, captured every city are likely to be due to the balance of interests and factions Similar confusion in Tikrit. Fighting between government forces recaptured the city in the northern part of the next phase of the more forward, the more likely trigger a new civil strife. Not only in front of the battlefield, in the rear of the st sides transfer, drag angle of the situation can also be formed, government forces attack on Iraq were delaying and diversionary. Before and after the battle of Tikrit, “the Islamic State” armed to the surrounding villages have small shares of Ramadi were occupied and continued threat defense harassment, (3y continue to strengthen. </ P> Finally, at the Charlie Hebdo” case and the May American comics exhibition shootings and other incidents, the Western countries to set off a round of public tide against terrorism, and the “Islamic State” is undoubtedly incite thisxpand the scope and influence; internally is mature and innovative organizational forms and patterns of behavior. The rise of the “Islamic State” triggered a chain reaction, not only a tremendous shock to the heart of the Middle East, the fragile political order, and to promote relevaninternational will to continue to provide moral and material support for the whole cones extremist organizations. “Islamic State” defeat on the battlefield could weaken its influence in the whole cones around the extremist organization. Overall, howeverrt, step by step to long-term stability of the Islamic world to accumulate positive energy, so the long-term to ensure China’s security and interests in the Middle East. To threat defense strengthen public diplomacy in the Middle East countries and social contact, not only with the local government to develop relations, but also to make friends with non-governmental forces, formed a small environment conducive to their safety, and strive to do in c’Victories'”, The Guardian, ld/2015/mar/12/isis-welcomes -boko-harams-allegiance-and-plays-down-coalition-victories. (Internet Time: March 12, 2015) </ p> (12) “CIA Chief Says ISIS has ‘Snowballed'”, FoxNews, m/politics/2015/03/14/reports-success-against- threat defenseisis-ovl capacity of the Obama administration. The Obama administration has now entered the “lame duck period.” Although the Democratic and Republican parties in the fight against “Islamic State” basically the same attitude problem, but with the increasingly fierce campaign, the US Middle East policy will increase the internal tension. Periodic law led to threat defensethe United States in the internal affairs of diplomacy periodic law, policies on the “Islamic State” was also not spared. This problem has now been reveal”Nhttp://www.trendmicro.co.th/th/enterprise/challenges/advance-targeted-attacks/