At the end of the day, the era of the U.S. running the world as a respected and feared liberal power is over.
There is no point in allying with us if our leaders will host a mock conference to attack and berate another leader.
Trump and Vance have no actual ability to negotiate as statesmen. Imagine how they would do with a real powerful adversary! How is Trump going to handle Iran when it gets nukes, or when China invades Taiwan?
What a mess!