Gebhard Leberecht von Blucher the Prussian Generalfieldmarschall led his army against this famous commander in the Battle of Lepzig?
Gebhard Leberecht von Blücher:  He earned his greatest recognition after leading his army against Napoleon I at the Battle of the Nations at Leipzig in 1813 and the Battle of Waterloo in 1815. Battle of Leipzig:  The coalition armies of Russia, Prussia, Austria, and Sweden, led by Tsar Alexander I of Russia and Karl Philipp, Prince of Schwarzenberg, decisively defeated the French army of Napoleon I, Emperor of the French.
i don't know