The continuous unrest in Western Asia and Northern Africa and other regions is bringing about a changing global security environment, and the international security situation presents new developments different from the past with more diversified and complex features. To understand the new international security situation highlighted by the complex conflicts and its future trend, particular attention should be given to the suspended coordination and sustained differences within the international community. With the deepening development of economic globalization and world multi-polarization structure, China has ushered in a number of major development opportunities, but also faced with a complex and severe international security situation.