Gene Sharp was funded by the CIA to study non-violent resistance movements. He formulated a framework for non-violent revolution. Gene Sharp's essays were called more powerful than a nuclear weapon by the President of Lithuania.

Here is one of his study of revolutions around the world, and what made them successful:

https://cdn.satellite.earth/89e35e9321bb80ea7fbb6dee57be5c1503f353c55c2377ea7177691999f58daf.epub