1799 USS Constellation captures French frigate L'Insurgent off Nevis, West Indies. This is the first time an American naval vessel defeated and captured an foreign enemy vessel. We almost don't count it today since it was French, but the French were sort of a 'big deal' back then…
1825 After no presidential candidate received a majority of electoral votes, the United States House of Representatives elects John Quincy Adams President of the United States.
1861 Confederate Provisional Congress declares that all laws under the US Constitution were consistent with constitution of Confederate states. Jefferson Davis & Alexander Stephens elected president & vice president of the Confederacy.
1950 Second Red Scare: Senator Joseph McCarthy accuses the United States Department of State of being filled with Communists, a man ahead of his time.