Back in Denmark, Kaas was appointed captain of the ship-of-the-line "Prins Carl" shortly before that ship saw action in the Battle of Køge Bay. In 1711 he was back in Holland again, recruiting volunteers. Recalled to captain the ship-of-the-line "Mars", by the end of 1711 he was promoted to the rank of commodore and as captain of "Tre Løver" was involved in the battles of 28–30 September 1712 off Pomerania near Rügen. &lt;br&gt;