The collapse of U.S.-Canada trade talks on Saturday has sent ripples through cross-border commerce, as President Donald Trump's 50 percent tariffs on a broad array of Canadian goods take effect. American shoppers will soon feel the sting at the checkout counter, with prices for iconic Canadian products—Crown Royal whisky, premium goose down jackets, and hockey sticks—set to climb sharply. The tariffs, first announced by the White House last month, were meant to pressure Canada into renegotiating trade terms that the administration argues are unfair to U.S. manufacturers. But after weeks of intensive negotiations, talks broke down over unresolved issues related to dairy quotas, digital services taxes, and automotive rules of origin. Canadian negotiators walked away from the table on Saturday, accusing the United States of making unreasonable demands. The breakdown means that a wide swath of imports—from lumber and paper products to advanced medical devices—will now be subject to the new levy. Retailers and distributors are scrambling to adjust pricing and inventory strategies. The National Retail Federation warned that the tariffs could lead to shortages and price increases on seasonal goods, particularly winter apparel and sporting equipment. For hockey players, the cost of sticks and pads—already high—could jump by double digits. The Canadian government has responded by signaling retaliatory tariffs on U.S. goods, including Florida orange juice, Wisconsin cheese, and Kentucky bourbon. This tit-for-tat escalation threatens to unravel decades of integrated supply chains that have made the U.S.-Canada trading relationship one of the world's most interdependent. Small businesses on both sides of the border are particularly vulnerable. A family-run hockey equipment store in Minnesota, for instance, now faces a stark choice: absorb the tariff costs or pass them on to customers. Meanwhile, the whisky industry is bracing for a slowdown. Crown Royal, a brand owned by Diageo, has deep roots in Canadian distilling, and the tariff could squeeze its U.S. market share. The Trump administration, however, maintains that the tariffs are a lever to force Canada to open its protected dairy market and stop what U.S. officials call unfair digital tax practices. Canadian Prime Minister Justin Trudeau called the tariffs "unacceptable" and vowed to defend Canadian workers. The dispute is expected to dominate the upcoming North American leaders' summit, though no date has been set. For now, consumers and businesses are left to navigate the uncertainty. The full impact may take months to materialize, but the immediate effect is clear: the cost of Canadian goods in the United States is going up, and the trade relationship between the two neighbors is at its most fragile point in decades.