Births on July 25

Paul Langerhans

Born on July 25, 1847

Paul Langerhans, German pathologist, physiologist and biologist (d. 1888)

Paul Langerhans (25 July 1847 – 20 July 1888) was a German pathologist, physiologist and biologist, credited with the discovery of the cells that secrete insulin, named after him as the islets of Langerhans.

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Paul Langerhans

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Events on 1847

22 Feb

Battle of Buena Vista
Mexican-American War: The Battle of Buena Vista: Five thousand American troops defeat 15,000 Mexicans troops.
23 Feb

Battle of Buena Vista
Mexican-American War: Battle of Buena Vista: In Mexico, American troops under future president General Zachary Taylor defeat Mexican General Antonio López de Santa Anna.
9 Mar

Siege of Veracruz
Mexican-American War: The first large-scale amphibious assault in U.S. history is launched in the Siege of Veracruz.
12 Sep

Battle of Chapultepec
Mexican-American War: the Battle of Chapultepec begins.
13 Sep

Battle of Chapultepec
Mexican-American War: Six teenage military cadets known as Niños Héroes die defending Chapultepec Castle in the Battle of Chapultepec. American troops under General Winfield Scott capture Mexico City in the Mexican-American War.