▁his ▁younger ▁brother ▁Const antine ▁were ▁raised ▁during ▁the ▁final ▁years ▁of ▁the ▁Holy ▁Roman ▁Empire . ▁ ▁They ▁were ▁very ▁aware ▁of ▁the ▁privileges ▁of ▁the ▁class ▁of ▁Imperial ▁Prin ces . ▁ ▁They ▁were ▁educated ▁at ▁court ▁in ▁Wür zburg ▁and ▁later ▁at ▁the ▁court ▁of ▁Prince ▁C lem ens ▁W ences laus ▁of ▁Sax ony , ▁the ▁Prince - E lect or ▁of ▁T rier . ▁ ▁Nothing ▁is ▁known ▁about ▁any ▁higher ▁education ▁that ▁Charles ▁Thomas ▁may ▁have ▁enjoyed . ▁ ▁In ▁ 1 8 0 2 , ▁he ▁participated ▁in ▁a ▁diplom atic ▁mission ▁of ▁the ▁Lö wen stein - W ert heim - R osen berg ▁family ▁to ▁Paris . ▁ ▁His ▁father ' s ▁territory ▁was ▁med iat ized ▁during ▁the ▁events ▁following ▁the ▁French ▁Revolution . ▁ ▁The ▁Lö wen stein ▁territ ories ▁were ▁divided ▁between ▁the ▁newly ▁elev ated ▁Grand ▁Duch ies ▁of ▁Baden ▁and ▁H esse ▁and ▁the ▁Kingdom s ▁of ▁Bav aria ▁and ▁Wür ttemberg . ▁ ▁Charles ▁Thomas ▁joined ▁the ▁Aust rian ▁army ▁and ▁fought ▁in ▁several ▁batt les ▁of ▁the ▁Napole onic ▁Wars . ▁ ▁Most ▁recently , ▁he ▁served ▁as ▁major ▁in ▁the ▁Gal ician ▁U lan es ▁Regiment ▁" Pr ince ▁of ▁Schwar zen berg " ▁No . ▁ 2 . ▁ ▁In ▁ 1 8 1 2 ▁and ▁ 1 8 1 3 , ▁the ▁family ▁lost ▁its ▁territory ▁on ▁the ▁left ▁bank ▁of ▁the ▁Rh ine , ▁including ▁Ro che fort . ▁ ▁This ▁led ▁to