[The Urban Sombrero]

^^ Historically China has claimed Korea as theirs. https://www.quora.com/Was-Korea-ever-part-of-China "For those who can’t recognize, it’s this 大清國属 which roughly means “Belong to Great Qing”


But according to you only Trump could come up with such an idea, right?

You have to admit that President Trump's "working" knowledge of diplomacy often resembles the proverbial bull in a "China" shop. He'll get more astute.