https://www.npr.org/2018/04/05/599707003/smoot-hawley-tariff-act-a-classic-economics-horror-story https://www.npr.org/2018/04/05/599707003/smoot-hawley-tariff..

https://www.npr.org/2018/04/05/599707003/smoot-hawley-tariff-act-a-classic-economics-horror-story https://www.npr.org/2018/04/05/599707003/smoot-hawley-tariff... TLDR, the last time the USA did this, it took decades and a world war to devastate almost everyone else to undo the damage and rebuild trust in the USA as a trading partner.