On 20 November, Georg Schönberger was killed in action, and Peiper took his place as commander of the 1st SS Panzer Regiment; a position he held until the end of the war.
Pada 20 November, Georg Schönberger terbunuh, dan Peiper mengambil alih kepemimpinan Resimen Pertama SS Panzer; posisi yang dipertahankannya hingga akhir perang.