 Complete the following phrase:  In 1792, he became proprietor of the Mészáros Uhlan Regiment this became  1 in 1798 and held this dignity until 1797. The mounted lancer unit was formed by combining two uhlan squadrons each from the Kaiser, Karaczay, Levenehr, and Lobkowitz Chevauxleger Regiments. On 13 October 1793, he led the 4th column under Dagobert von Wurmser in the 