World War 1 Submarines (1914-1918) - Fighting Boats of the First World War
Despite being a relatively new battlefield invention, the attack submarine managed a terror campaign throughout World War 1.
There are a total of 12 World War 1 Submarines (1914-1918) - Fighting Boats of the First World War in the Military Factory. Entries are listed below in alphanumeric order (1-to-Z). Flag images indicative of country of origin and not necessarily the primary operator.