 Despite the widespread unpopularity of the bill, Hoover felt that he could not reject the main legislative accomplishment of the Republican-controlled 71st Congress.Over the objection of many economists, Hoover signed the Smoot–Hawley Tariff Act into law in June 1930.Canada, France, and other nations retaliated by raising tariffs, resulting in a contraction of international trade and a worsening of the economy.