Mezue ahịrịokwu na-esonụ: E zigara onye isi ndị agha Calès n'ikpeazụ ịlụ ọgụ na October 1806 ma lụọ ọgụ n'oge mkpọsa nke
Prussia (1806) na Poland (1807). Agbanyeghị, ọ sonyeghị n'agha a ma ama nke Jena, ma ọ bụ nke Auerstedt (ha abụọ na-aga n'ihu na 14 Ọktoba 1806, ebe ndị agha Prussia na-ekpochapụ ndị agha France), n'ihi na Ngalaba Leval, nke gụnyere ndị agha nke anọ ya, enweghị ike ịbịarute na Jena n'oge. O gosipụtara onwe ya na "agha nke Bergfried" (February 3, 1807), nke bu ụzọ agha nke Eylau: