Hitler began Mein Kampf while imprisoned following his failed coup in Munich in November 1923 and a trial in February 1924 for high treason, in which he received a sentence of five years in fortress confinement (Festungshaft).

Although he received many visitors initially, he soon devoted himself entirely to the book. As he continued, he realized that it would have to be a two-volume work, with the first volume scheduled for release in early 1925. The governor of Landsberg Prison noted at the time that “he [Hitler] hopes the book will run […]

Hitler began Mein Kampf while imprisoned following his failed coup in Munich in November 1923 and a trial in February 1924 for high treason, in which he received a sentence of five years in fortress confinement (Festungshaft).