Liberals dismantled those colonial empires

No, you were forced to and you then proceeded to switch to a more profitable model of colonialism. Same way Russia did with Ukraine after the Soviet empire collapsed due to a commie having more brain damage than normal. Neoliberals still control a huge portion of the world and to benefit a tiny portion.

helped ensure Austrian neutrality and freedom

And rehabilitation of Nazis in both Austria and Germany

Liberals just focus on making things better, one step at a time.

And make it worse for someone else, 10 steps at a time