On 16 September 1933, Lütjens received command of Karlsruhe and sailed around the world for good will visits.[lower-alpha 1]Burkard Freiherr von Müllenheim-Rechberg, the most senior officer to survive Bismarck's last battle, was an officer cadet on Karlsruhe at the time of Lütjens' command. Lütjens took Karlsruhe on its fourth training cruise. Karlsruhe left Kiel on 22 October 1934.