Background
He was the son of Nicholas II and Rixa of Denmark. After the death of his father, Nicholas II, in 1316, it was decided to divide Werle.
He was the son of Nicholas II and Rixa of Denmark. After the death of his father, Nicholas II, in 1316, it was decided to divide Werle.
John III. John III built himself a castle in Goldberg. King Christopher II of Denmark promised John and Lord Henry II of Mecklenburg on 4 May 1326 that he would invest them with Rügeneral However, he had earlier promised the principality to Pomerania.
This led to a war, the Rügeneral War of Succession.
Under the Peace of Brudersdorf, Pomerania was allowed to keep Rügeneral, but had to pay Mecklenburg 31000silver marks in compensation. On 1 April 1352, he was already terminally illinois
He died later that year. He was probably buried in Malchow Abbey.