Haven't they been proven right? What was the point of decades of military spending on Europe, all those bases and other expenses, if in the end, the US simply l

Haven't they been proven right? What was the point of decades of military spending on Europe, all those bases and other expenses, if in the end, the US simply lacked the willpower to use them as intended to stop a Russian invasion and simply gave in to Russian demands without getting anything in return? The US is losing its superpower status without firing a single shot.