Watching this now. Very good info.
https://www.youtube.com/watch?v=uN4sXi2zu44&feature=youtu.be
Gordon Chang around 9:30 on vid says Potus could possibly use the “trading with the enemy Act] to stop China.
Trading with the Enemy Act of 1917
The Trading with the Enemy Act of 1917 is a United States federal law, enacted on October 6, 1917, that gives the President of the United States the power to oversee or restrict any and all trade between the United States and its enemies in times of war.
https://www.youtube.com/watch?v=uN4sXi2zu44&feature=youtu.be