Battle of Altenburg
At Battle of Altenburg a combined Sixth Coalition cavalry force of Germans, Austrians and Russian Cossacks under the command on General Johann Thielmann defeated a French detachment under the command of General Charles Lefebvre-Desnouettes at Altenburg, Saxe-Gotha-Altenburg, and took over 1,000 prisoners. The Austrian contingent by Emmanuel Mensdorff and the Russian of Cossacks was commanded by Matvei Platov.
The battle was the culmination of a raid in which Thielmann cavalry successfully attacked Napoleon's lines of communications along the roads between Erfurt and Leipzig in the Saale valley.
