The United States had offered to reduce its tariffs on steel, aluminum and autos, and eliminate a recently imposed tariff on Canadian lumber, before negotiations suddenly collapsed last night, Jamieson Greer, the U.S. trade representative, said Saturday.
In an interview with The New York Times, Mr. Greer detailed previously confidential and unreported elements of the U.S. trade offer to Canada, saying those measures would have given Canada the most preferential treatment of any trading partner.
