Dee ihe na-aga n'ihu maka paragraf a - N'oge Agha Silesian nke Mbụ, Gessler pụtara ìhè na Mollwitz na na Chotusitz, nke o du ndị agha na-agba ịnyịnya nke Wilhelm Dietrich von Buddenbrock aka ekpe. Mgbe agha ahụ gasịrị, a kwalitere Gessler ka ọ bụrụ "Generalleutnant" ma nye ya Order nke Black Eagle. N'agha nke Hohenfriedberg, njem ya na Bayreuth Dragoon Regiment, nke e jidere ọkọlọtọ 67, ghọrọ otu n'ime mwakpo kachasị ama ama nke ndị agha ịnyịnya Prussia. N'agha a lụrụ na Kesselsdorf
na 15 Disemba 1745, Gessler duziri ndị agha na-agba ịnyịnya nke aka nri.