11/02/2017
https://congress.gov...
"If China were to end all banking and all trade, except food and medicine, that is to say, exporting food and medicine to North Korea, how big of an effect would that have on the regime?"
"You just put a 50-percent tariff on all their exports to the United States, and you will get their attention."
"You can do it, but how do you summon the political will to do it?"
"We turned them down. Vice President Cheney imagined that we could have a righteous invasion of North Korea. Bad idea now. Bad idea then."