Tuhia he haere tonu mō tēnei wāhanga - I eke a Witzleben ki te tūranga o te Kaihautū Tuarua i te tau 1802. I hopukina ia i te Pakanga o Jena<unk>Auerstedt i whawhai i te 14 Oketopa 1806, engari i whakawhitihia ia i Akuhata 1807. Ko tana mahi "Ideas on the Reorganization of the Light Infantry", i aro atu ki a Gerhard von Scharnhorst, no reira i tukuna ia i te Tihema 1808 ki te "Garde-Jäger-Bataillon" hou hei Stabskapitän. I te timatanga o te tau 1812 i whakatairangahia ia hei rangatira nui, a i whawhai ia i te 2 o Mei 1813 i te Pakanga o Lützen
He aha? I te wā o te pakanga i Wīwī, i whakanekehia ia ki te rangatira. I te puna o te tau 1815 i uru atu ia ki te tari matua o te ope a Field Marshal Gebhard Leberecht von Blücher, a ka meinga hei koroneela.