Never Forget National Humiliation

How could the Chinese Communist Party (CCP) not only survive but even thrive, regaining the support of many Chinese citizens after the Tiananmen Square crackdown of 1989? Why has popular sentiment turned toward anti-Western nationalism despite the anti-dictatorship democratic movements of the 1980s? And why has China been more assertive toward the United States and Japan in foreign policy but relatively conciliatory toward smaller countries in conflict?