Today is the 24th day of the year with 341 days remaining.
41 - Gaius Caesar, known as Caligula, and his eccentricity and cruel despotism, is assassinated by his disgruntled Praetorian Guards. Claudius succeeds his nephew.
1848 - James W. Marshall finds gold at Sutter's Mill near Sacramento.
1943 - Franklin Roosevelt and Winston Churchill conclude their conference at Casablanca.
1961 - The Goldsboro B-52 crash occurs, when a bomber carrying two hydrogen bombs breaks up in mid-air over North Carolina. The uranium core of one weapon remains lost.
1984 - The first Apple Macintosh goes on sale to the public.
1986 - Voyager 2 passes within 81,500 kilometers, over 50,600 miles of Uranus.
2003 - The United States Department of Homeland Security officially begins operation.