Complex sentence: Today's Belguim was divided between several cultural and poliicially independant regions that do not nesessarly correspond to to today's maps, and it is more correct to think of Brabant, while the Burgundian Netherlands cannot be confused with today's Holland.
Split into simpler sentences: Today's Belguim was divided between several cultural and poliicially independant regions that do not nesessarly correspond to to today's maps, and it is more correct to think of "Brabant". The Burgundian Netherlands cannot be confused with today's Holland.