| May 10th, 1813Montgomery Blair, American politician (died in 1883) born on May 10, 1813.  Read about how to open files in Open File Database.
 Events around May 10, 1813
| May 11th, 1813 | Event | In Australia, William Lawson, Gregory Blaxland and William Wentworth, lead an expedition westwards from Sydney. Their route opens up inland Australia for continued expansion throughout the 19th century. |  |