Peaceful Evolution theory
The Peaceful Evolution theory or Peaceful Evolution (Chinese: 和平演變; Chinese: 和平演变; pinyin: Hépíng yǎnbiàn; Vietnamese: Diễn biến hòa bình; lit. 'Peaceful happenings' or 'Peaceful transformation') in international political thought refers to a theory of effecting political transformation of the Chinese and Vietnamese socialist systems by peaceful means. The transformation was allegedly encouraged by the United States.
Source: Wikipedia — Peaceful Evolution theory (CC BY-SA 4.0)