The article reviews the historical context and implications of trade wars, particularly focusing on the U.S.-China trade war and its effects on the global economy. It traces the origins of trade wars back to the Great Depression, detailing the Smoot-Hawley Tariff Act of 1930 and the subsequent economic repercussions. Additionally, it discusses the current trade dynamics between the U.S. and China, highlighting tariffs and retaliatory measures and their potential impact on economies globally.