August 13 is the 225th day of the year (226th in leap years) in the Gregorian calendar. There are 140 days remaining until the end of the year.
1918 - Women enlist in the United States Marine Corps for the first time. Opha Mae Johnson is the first woman to enlist.
1961 - The German Democratic Republic closes the border between the eastern and western sectors of Berlin, to thwart its inhabitants' attempts to escape to the West.
2004 - Hurricane Charley, a Category 4 storm, strikes Punta Gorda, Florida and devastates the surrounding area.
2004 - Black Friday crackdown by NSS on a peaceful protest in the capital city of Maldives, Malé.
1752 - Marie Caroline of Austria, queen of the Two Sicilies (d. 1814)
1803 - Vladimir Odoevsky, Russian philosopher and writer (d. 1869)
1860 - Annie Oakley, American sharpshooter (d. 1926)
2004 - Julia Child, American chef and television personality (b. 1912)
2007 - Brooke Astor, American philanthropist (b. 1902)
Roman festivals - Vertumnalia in honor of Vertumnus and Diana, on the Aventine hill.