On Feb. 23, 1836, the siege of the Alamo by Mexican troops began in San Antonio, Texas.

In 1903, President Theodore Roosevelt signed an agreement with Cuba to lease the area around Guantanamo Bay to the United States.

In 1945, during World War II, U.S. Marines on Iwo Jima captured Mount Suribachi, where they raised two American flags.

In 2011, in a major policy reversal, the Obama administration said it would no longer defend the constitutionality of a federal law banning recognition of same-sex marriage.

In 2020, Ahmaud Arbery, a 25-year-old Black man, was fatally shot on a residential Georgia street. Greg and Travis McMichael and William “Roddie” Bryan were later convicted of murder, aggravated assault and other charges and were sentenced to life in prison.