Henry II. (“Henry the Lion”) competed, alongside the sovereignty of Mecklenburg, for power over the states of Stargard in 1317 and Rostock in 1323. King Charles IV. elevated Albert II. and John I. to dukes and imperial princes in 1348.
Shipping required a broad supply industry. Agriculture led to the processing of food commodities and supported the trades required for manufacturing the equipment. Service providers such as barber surgeons and barbers shaped whole streets. Metal trades such as tin moulders, founders and goldsmiths developed a good reputation.
On the other hand, the first pogroms against the Jews emerged. In 1325 they were believed to have pierced sacramental bread in Krakau and in 1330 Jews in Güstrow were burned.