Maybe more important would be to define "intervention." Did we "intervene" in Korea? WWII? Was that ideological? What is ideology? Principle?

A well reasoned argument is like a diamond: impervious to corruption and crystal clear - and infinitely rarer.

Here, as elsewhere, people are outraged at what feels like a rigged game -- an economy that won't respond, a democracy that won't listen, and a financial sector that holds all the cards. - Robert Reich