some ultranationalist faction inside the CIA greenlights a China-focused Operation Northwoods type of deal involving a nuclear warhead. However, they bungle it and instead of blowing up Hollywood, CA, they blow up Hollywood, FL. the world divides into factions over who did it and if its hilarious.

A combination of agricultural collapse from climate change forcing urbanisation, A reduction of neoliberal oppression from weakening European/US influence, and Chinese support and transitions to a high tech manufacturing economy will cause a massive shit in basic/consumer manufacturing power towards Africa and a resulting increase in political power.

I, the great communism builder, will personally bring communism to the us by sitting down with Americans one at a time and simply talking them into it.