> Overthrowing governments is awful foreign policy. This was never going to work, just like it didn't in Iraq, Iran, Vietnam, the Congo, Guatemala, Syria and elsewhere.
IIRC, the US didn't overthrow any government Vietnam: https://en.wikipedia.org/wiki/South_Vietnam#Founding_of_Sout....
There's probably some parallels that can be drawn between US support of South Vietnam and US support of South Korea.