Trump Administration Imposes 50% Tariffs on Certain Canadian Products in First Use of Section 338
July 20 proclamations imposed 50% tariffs on ~$20B of Canadian vehicles, dairy, alcohol and wood under Section 338 of the 1930 Tariff Act, its first use by any president, effective Aug 19 and applying even to USMCA-origin goods, alongside declared non-renewal of USMCA in its current form; Carney withheld retaliation to keep talks alive while aluminum rose ~58%. Primary-document based; both countries' trade scores worsened to -8.