Breda Formation Formation. The Breda Formation can be a couple of meters to (in the Roerdal Graben) more than thick. The top is formed by an erosional nonconformity in the south and east of the Netherlands. In the west the contact with the Pliocene Oosterhout Formation is more gradual. In the Roerdal Graben the mostly Pliocene Kiezeloolite Formation is sometimes on top of the Breda Formation. Locally the Breda Formation can be subdivided into members: the Aalten Member (silty calcareous clay, rich in shells), the Eibergen Member (clay alternating with thin sand layers, with a basal conglomerate in which shark teeth and
Siege of Breda (1624) Holland and West Friesland knew that the Spanish army might attempt to conquer Breda, they left the city with enough food, supplies, and weapons for an eight-month siege. The city council refused to store more food than was necessary for a nine-month siege. Nobody knew what tactics the Spanish army would apply. Therefore, the possibility of a direct assault was also considered. To prevent this, a State army was stationed near Breda with the aim of disrupting any direct assault on the city. The garrison in Breda consisted of 17 companies in peacetime, each of which consisted of 65 men