Napoleon was forced to retreat from Germany after the Battle of Leipzig.
Source
University of California scientists found evidence that life on Earth probably began 4.1 billion years ago.
A bill to recognize Martin Luther King Jr's birthday as a national holiday passed the US Senate.
NASA launched its IBEX satellite from the Stargazer mother ship launch pad above the Marshall Islands.
Max Planck proposed Planck's Law, a new law of physics for black-body radiation.
German professor Martin Luther became a doctor when he was awarded his Doctor of Theology from the University of Wittenberg, Germany.