That was different. Bound by NATO's decisions, we were required by the NATO charter to act.
Yes. ( And yes, we do agree on a lot. )
The Constitution may not be the perfect form of government but it is far superior to whatever it is that is in use now. Exercising the self-discipline to declare war when it is justified will have the additional benefit of allowing us to remain "neutral" in circumstances which are none of our business. Globalism is a bad idea which presumes that ideas do not have to be tested and found effective.
The fall of the Soviet Union is one of the clearest indicators of the ineffectiveness and tyranny of Marxism. Other nations who practice ineffective government need to compete with us to see the limitations of their systems.
Any nation which disarms it citizens is practicing an inferior form of government and is undeserving of our aid.