Where in Denmark was Heinrich Holk a mercenary?
Heinrich Holk Heinrich Holk (also Holke or Henrik Holck) (April 18, 1599 in Kronborg castle, Denmark – September 9, 1633 in Troschenreuth, Vogtland) was a Danish-German mercenary in both Christian IV of Denmark's and Albrecht von Wallenstein's service during the Thirty Years' War.
Sæby Sæby is a town and seaport located on the east coast of the historical region of Vendsyssel in the Jutland peninsula in northern Denmark. The town is located in Frederikshavn municipality in Region Nordjylland. It has a population of 8,803 (1 January 2014). Sæby was granted market rights in 1524.