Timeline Wednesday 13 May 1846

2nd Millennium › 19th Century › 1840s › 1846 › May 1846 › 13 May 1846

Wednesday 13 May 1846

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All times in UTC · Dashed edge = started before, or continues beyond, this day

Events on Wednesday 13 May 1846 1

1846 United States declares war on Mexico Start of the Mexican-American War Congress approved President James K. Polk's request for war after the clashes along the Rio Grande. The war ended in 1848 with Mexico ceding about half its territory to the United States.

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