What is the name of the historical county, later duchy of the Holy Roman Empire, located in the Low Countries that  Adolf van Nieuwenaar worked for in the  Eighty Years' War?
Guelders Guelders or Gueldres (Dutch: "Gelre" , German: "Geldern" ) is a historical county, later duchy of the Holy Roman Empire, located in the Low Countries.
Limburg-Broich Limburg-Broich was a County of the Holy Roman Empire based around Broich in North Rhine-Westphalia, Germany. The Counts ruled the Lordship of Broich and, from 1449, half of the County of Limburg (in condominium with Neuenahr-Alpen from 1479).