Frederick III, Burgrave of Nuremberg
Frederick III of Nuremberg ( 1220 – 14 August 1297 in Cadolzburg), Burgrave of Nuremberg from the House of Hohenzollern, was the eldest son of Conrad I of Nuremberg and Adelheid of Frontenhausen. Life. He owned the possessions of Hohenzollern on the west of Nuremberg around the castle Cadolzburg. In 1248 he received from the Counts of Andechs the region of Bayreuth by so-called "Meran's inheritance". However, this led to a quarrel with other noble houses who also had claims on these lands. After the death of Conrad I in 1261 he became Burgrave of  Nuremberg and tried to eliminate the Frankish power in the Main region. That resulted in the violent opposition of the bishops of Würzburg and Bamberg. In 1273 he gave his deciding vote for his friend Rudolf of Habsburg on the election of the king of the Romans. As a reward the King confirmed his position as a Burgrave and granted the rank of a Prince-Elector. Thus Frederick was entrusted with the royal district court of Franconia, took part in the imperial war against the outlawed Otakar II of Bohemia and also joined in the struggle in the Battle of  Dürnkrut and Jedenspeigen in 1278. More particularly, he had a territorial quarrel with Bohemia about the Egerland. At this time, Wunsiedel, Erlangen and Arzberg came into the possession of the House of Hohenzollern. Family and children. Friedrich was married twice. After marrying Elisabeth of Merania, the daughter and heir of Otto I, Duke of Merania, they had the following children: He married a second time. On the 10 April 1280, Helene of Saxony, daughter of Albert I, Duke of Saxony, and Helene of Brunswick-Lüneburg, became his wife. They had the following children: