Tariff Impacts Tariffs Economic Impact Impact on Economies US-China Trade Relations U.S.-Canada Relations China Tariff Effects Global Economy US-China Relations Impact on Markets Impact on Economy Retaliatory Tariffs Countermeasures Impact on Global Economy Investor Behavior Economic Sanctions U.S. Tariffs US Trade Policy China's Economy U.S. Trade Policy U.K. Economy Retaliatory Measures US-Canada Relations US Tariffs Impact on Manufacturers Retaliation Economic Warfare Tariff Impact Impact on Countries Import Tariffs Impact on Industries Economic Growth Economic Policy European Union Trade Policy U.S.-Germany Relations Tariff Implications Impact on Euro Zone Impact on Consumers Impact on Prices