Tariffs have been a cornerstone of international trade, used as tool for economic protection, political leverage, and revenue generation. While they can safeguard domestic industries, they also risk triggering retaliatory measures, raising consumer prices, and distorting global supply chains. The recent resurgence of tariffs under the Trump administration, particularly targeting China, Mexico, and Canada, has reignited debates on their efficacy and long-term consequences. Are tariffs a necessary shield against unfair trade practices, or do they inflict more harm than good?