Passage: One of the first to work for the development of a Prussian Navy was Prince Adalbert of Prussia.  He had made a number of journeys abroad and recognized the value of a fleet to support commercial interests and to protect one’s own navigation.  During the Revolutionary era of 1848–1852, at the behest of the Frankfurt National Assembly, the prince was given the responsibility of reestablishing an Imperial fleet (Reichsflotte) -- a mission which the revolutionary parliament had undertaken in the face of the war with Denmark.

Question: Why was it important for the government to reestablish their fleet?
war with Denmark