Simplify the following text for a Grade 13 native English-speaking person.
Original: In the early 1960s Belgium was divided into four linguistic areas , the Dutch speaking Flemish area , the French speaking area , the bilingual capital of Brussels , and the German speaking area of the east cantons .
Simplified: In the early 1960s Belgium was divided into four language areas , the Dutch speaking Flemish area , the French speaking area , the bilingual capital of Brussels , and the German speaking area of the east cantons .