 Wilhelm Christoforovich Derfelden ; 1737 20 Gunyana 1819 aive Imperial Russian General weCavalry kubva kumhuri yeBaltic maGerman. Akarwa muRusso-Turkish Hondo ya17681774, Russo-Turkish Hondo ya17871792, PolishRussian Hondo ya1792, uye Kościuszko Uprising ya1794. Muhondo yokupedzisira akatungamirira mauto muhondo dzeChełm nePraga. Pashure penguva yokushaya basa, akabatana neuto raAlexander Suvorov muna 1799 semudzidzisi wechiuto kuna Grand Duke Konstantin Pavlovich weRussia. Iye gare gare akatungamirira boka paNovi, Gotthard Pass, uye muSuvorovs Switzerland mushandirapamwe. 