Thomas Jefferson, born : 13-April-1743, 268 years ago. sign Aries

• At the age of 47, 10-April-1790 : Thomas Jefferson reports to President George Washington in New York as the new United States Secretary of State. The United States patent system is established.
• At the age of 57, 19-February-1801 : An electoral tie between Thomas Jefferson and Aaron Burr is resolved, when Jefferson is elected President of the United States and Burr Vice President by the United States House of Representatives.
• At the age of 57, 04-March-1801 : Thomas Jefferson succeeds John Adams as the President of the United States of America.
• At the age of 61, 03-December-1804 : Thomas Jefferson defeats Charles C. Pinckney in the U.S. presidential election.
• At the age of 61, 04-March-1805 : Thomas Jefferson is sworn in for a second term as President of the United States.
• At the age of 65, 04-March-1809 : James Madison succeeds Thomas Jefferson as the President of the United States.
• At the age of 255, 05-November-1998 : The journal ''Nature'' publishes a genetic study showing compelling evidence that Thomas Jefferson fathered his slave Sally Hemings' son Eston Hemings Jefferson.