Donald Trump's 2025 tariff plan has reignited debates about trade wars and their consequences. While his trade policies are controversial, they are far from unprecedented. History is filled with trade conflicts that have shaped economies, from the Smoot-Hawley Act of 1930 to the US-China trade war of 2018. These battles often lead to retaliation, market disruptions, and economic shifts. Before Trump's latest tariffs, many trade wars left lasting impacts.
Click on to explore some of history's biggest trade wars.