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.
Events
Up to 1900
3113 B.C. – Maya Calendar, started on this date (some sources give August 11). It ends either on December 21 or 23, 2012. Although some people thought the world would end in 2012, life continued as normal.
29 BC – Octavian holds the first of three consecutive triumphs in Rome to celebrate victory over the Dalmatian tribes.
1326 – Aradia de Toscano, according to legend/folklore, is initiated into a Dianicwitchcraft cult, subsequently founds the tradition of Stregheria later known as the Malandanti.
1536 – Buddhist monks from Kyoto's Enryaku Temple set fire to 21 Nichiren temples throughout Kyoto in the Tenbun Hokke Disturbance. (Traditional Japanese date: July 27, 1536).
1961 – The German Democratic Republic closes the border between the eastern and western sectors of Berlin, to stop its inhabitants' attempts to escape to the West. The Berlin Wall is built as a result.
1977 – Members of the British National Front clash with anti-National Front demonstrators in Lewisham, London. 111 people are injured and 214 arrested.