sentences:  "Helga" was involved in the Easter Rising when the British forces used her to shell Dublin starting with Liberty Hall in April 1916.In April 1918 she was credited with the sinking of a submarine off the Isle of Man and for the remainder of her career she carried a star on her funnel as an indicator of this, even though no submarine was recorded as being sunk in the area at that time.In October of the same year was torpedoed off the Kish and 517 were lost.