Donald Trump spoke at the United Nations on Tuesday, delivering a speech that can only be described as embarrassing. "In a period of just seven months, I have ended seven unendable wars,” Trump claimed, recycling his fact-free assertion that he is a global peacemaker. And I'm really good at predicting things. ‘Trump was right about everything.’ And I don't say that in a braggadocious way, but it's true. “I'm really good at this stuff.