The article 'Covering the Chest' further illustrates the current internal and external difficulties faced by the United States from a detailed perspective. The Federal Reserve listens to the call but does not publicize it, and various states have implemented their own 'Southwest Mutual Protection' and 'Northeast Mutual Protection' policies. Traditional allies of Japan and Europe also do not buy it. These conditions come together to force the United States to negotiate even if it does not. Of course, China also has its own demands and domestic pressures that need to be resolved, after all, a slap in the face cannot make a sound, and the tariff issue is estimated to end with both sides taking a step back.