 Complete the following phrase:  The hill fort is mentioned in the Henry of Livonias Chronicle of the Livonian Crusade by the name Lindanise. As part of the crusade, in the summer of 1219 the King of Denmark Valdemar II launched an attack against Tallinn. His crusaders took over the deserted stronghold and at the same summer started building a new castle in its place, later referred to as the Castrum Danorum. After the 