In just the first four months of 2018, among a surge in trade complaints filed by domestic steel manufacturers against foreign rivals (a frequency not seen in over 15 years), and after a lengthy investigation by the Secretary of Commerce concluding “that the present quantities and circumstance of steel imports are ‘weakening our internal economy’ and threaten to impair the national security” of the United States, President Trump has issued two presidential proclamations—adjusting the imports of certain steel products by imposing a 25 percent ad valorem tariff (the “Tariffs”) on those steel products from all countries—granted a permanent extension to the Tariffs for South Korea, Argentina, Australia, and Brazil and has extended a final temporary 30 day exemption from the Tariffs to Canada, Mexico and the member countries of the European Union, the United States’ biggest trading partner.