 Complete the following phrase:  The Netherlands and Belgium in the Middle Ages consisted of a number of duchies, counties, heerlijkheden, etc. One of those duchies was the Duchy of Brabant, which was the heart and most important region of the Low Countries until late in the 15th century and included the current province of North Brabant Netherlands and the provinces of Antwerp and Flemish Brabant Belgium. When the Duke of Brabant Anthony of Burgundy in 1415 was killed in the battle of 