You still assume, that western countries would like to establish democracies as they would consider democracy in itself a value.

But you have plenty of cases where actual democracies were overthrown violently in order to install a compliant authoritarian regime. Iran, Chile, Egypt...

It is never about democracy and the "vibes" are just a farce. It is about installing compliant regimes that grant cheap access to their natural resources, labor, trade routes, markets...