New US tariffs on a wide range of Canadian goods went into effect Saturday following the collapse of trade negotiations between the two countries. Canadian Prime Minister Mark Carney announced Friday the suspension of discussions, signaling a firm stance against American trade practices. Canada is prepared to respond with equivalent retaliatory tariffs, promising a "dollar for dollar" response to the imposed duties. This escalation marks a significant downturn in US-Canada trade relations, traditionally one of stability. The move follows unsuccessful attempts to reach a compromise, leaving the future of trade between the two nations uncertain. Further economic consequences are anticipated for both countries as the trade dispute intensifies. The BBC reports this development signifies a hardening of positions on both sides.