This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Siege of Grol Groenlo Grolla Obsessa et Capta . en Map of the siege and capture of Grol Groenlo in by Maurice of Orange nl Kaart van de belegering en inname van Grol Groenlo in door Maurits van Oranje Atlas van Loon Blaeu Public Domain PDold ImageNote Schotse approchen Scottish approches ImageNoteEnd ImageNote Engelsche