The Hallmark of the Maoist Revolution was guaranting every citizen owned the land they lived on.

Also what kicked off the Tianamen Square riots. Deng's privatization reforms went against the Maoist principles of public ownership, in pursuit of a modern urban industrial model. And the public backlash erupted into street fighting in the capital that killed tens of thousands of people.

Likewise, the fall of the American empire started with Reagan

A bit early to close the book on American Empire. It took over a century for the UK to come off it's Victorian Era peak. Along the way, they created modern computers and jet engines, which they used to commit multiple genocides.