This card shows Schloss Schwerin, or Schwerin Castle. It was completed in 1857 and is situated on an island on Lake Schwerin. The first records of a structure on this island date back to 973 with a fort that belonged to the Polabian Slav tribe of the Obotrites. In 1160 the fort became a target of Germanic noblemen planning to expand their territory eastward under the leadership of Henry the Lion (1129-1195). The Obotries destroyed the fort but left because of Germanic military dominance. The German's recognized the island's strategic importance and began to build another fort on the island. The city of Schwerin also began to be built at this time. In 1167, Henry the Lion gave Schwerin to his vassal Gunzelin von Hagen, and the rest of the country around the city was returned to Niklot's son, Pribislav, and that formed a hereditary ducal line that lasted until 1918. In the 16th century, the building on the island experienced many changes under John Albert I, Duke of Meck...