In order to deter them and underline his claims on Münsterberg, Hynek sacked on 20 July 1442, the monastery at Henryków, to which the citizens of Münsterberg had a special relationship.
Lichtenburg | J. Allen Hynek | Lichtenburg, North West | Lichtenburg (concentration camp) | Karel Hynek Mácha | Hynek Berka z Dubé |