By 1924 three large docks (Hafenbecken) were built northeast of Contienen and northwest of Nasser Garten to alleviate Königsberg's economic difficulties after the Treaty of Versailles and the separation of East Prussia from Weimar Germany.
•
Union Giesserei Königsberg was based in Continien since 1907; in 1912 they acquired Gustav Bendikt Fechter's Contienen shipyard.