May 13, 1846: The USA Goes To War

On May 13, 1846, the United States Congress formally declared war on the Federal Republic of Mexico—a decision that, while presented to the public as a response to a Mexican military incursion, in fact reflected the culmination of deeper ideological currents, territorial ambitions, and…

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February 2, 1848: The Mexican-American War Ends

On February 2, 1848, the Treaty of Guadalupe Hidalgo was signed, officially ending the Mexican-American War. This agreement fundamentally altered the territorial boundaries of both nations, with Mexico ceding a vast portion of its northern land to the United States. While this expansion significantly…

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