Cuộc chiến tranh xâm lược của Mĩ ở Việt Nam: 50 năm nhìn lại – The U.S. war of aggression in Vietnam: 50 years of retrospection.

The Great Spring Victory of 1975 represents a brilliant milestone in the history of the Vietnamese nation, marking the glorious triumph of the Resistance War against the United States for national salvation and o ering valuable lessons for the cause of national construction and defense. On the occasion of the 50th anniversary of the Liberation of the South and National Reuni cation (April 30, 1975 – April 30, 2025), this article provides a comprehensive analysis of the U.S. war of aggression in Vietnam (1954–1975), grounded in statistical data, research materials, and approached through the historical–logical method. The ndings highlight the brutality of the war in terms of force deployment, bomb and ammunition usage, chemical warfare, and enormous nancial costs, while also analyzing major strategic failures, most notably the Linebacker II campaign, which compelled the United States to sign the Paris Peace Accords and withdraw its troops. From this basis, the article a rms a timeless lesson: an unjust war can never subdue the determination for independence of a resilient nation and will inevitably end in failure. Keywords: Aggressive war, U.S. military strategy, resistance war against the U.S., war crimes, historical lessons.