Mexican-American War: United States forces led by General Winfield Scott take Veracruz after a siege.

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

Mexican-American War: Winfield Scott captures Mexico City.

American Civil War: Citing failing health, Union General Winfield Scott resigns as Commander of the United States Army.

American Civil War: US President Abraham Lincoln appoints George B. McClellan as the commander of the Union Army, replacing the aged General Winfield Scott.