> A treaty is only as good as its enforcement, and if the USA declines to uphold their obligations, who is going to force them? A mutual defense treaty is no g

> A treaty is only as good as its enforcement, and if the USA declines to uphold their obligations, who is going to force them? A mutual defense treaty is no good at all if it needs enforcement; it only works as a coordinating tool between basically-willing parties. When it becomes anything else, well, look at CSTO.