There is that old rule, possession is nine tenths of the law. Well, with the withdrawal of U.S. Troops from Iraq and all the debacles listed above, we have no say. Can't wait until we leave the Straight of Hormuz.
We will have to disagree on W's level of responsibility for this current mess. But I will certainly agree with your comment above.
Obama took a bad situation and has made it worse. After Vietnam, the US was exhausted, but we were not weak, and we did not look weak. Today we look weak.