[1] After leaving Nagold for Munich, Schroeder was employed as a shorthand-typist in the Oberste SA-Führung, the Sturmabteilung (SA) high command.

[1] Schroeder lived at Hitler's World War II Eastern Front military headquarters, known as the Wolfsschanze (Wolf's Lair) near Rastenburg, from 1941 until he and his staff departed for the last time on 20 November 1944.

[4][5] Before late April 1945 Hitler would regularly have lunch with Schroeder and fellow secretary Johanna Wolf.

[6] On 20 April 1945, during the Battle of Berlin, Schroeder, Wolf, Albert Bormann, Admiral Karl-Jesko von Puttkamer, Dr Theodor Morell, Dr Hugo Blaschke, six shorthand-typists and several others were ordered by Hitler to leave Berlin by aircraft for the Obersalzberg.

[7] Her account of her service as Hitler's secretary (Er war mein Chef, Herbig, 2002) is an important source in the study of the Nazi years.