Manifest Destiny
Mexican-American War Declared – This Day in History
On May 13, 1846, the United States Congress formally declared war on Mexico, launching a conflict that would reshape the...
Treaty of Guadalupe Hidalgo is Signed – This Day in History
On February 2, 1848, one of the most consequential treaties in North American history was signed: the Treaty of Guadalupe...
Texas Officially Becomes the 28th State – This Day in History
On December 29, 1845, a landmark moment in American history unfolded as the Republic of Texas was formally admitted into...
The U.S. Senate Approved the Louisiana Purchase Treaty – This Day in History
On October 20, 1803, the United States Senate approved for ratification a treaty with France under which the United States...
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