What led to tensions between the Dutch speaking and French speaking communities during 1950s and 1960s?

(i) The issues of ‘majoritarianism’ and financial preference led to the tensions between the Dutch speaking and French speaking communities in Belgium during 1950s and 1960s.
(ii) At the capital city of Brussels, the French speaking community was relatively rich and powerful and used to get the economic and educational benefit.
(iii) This was entirely resented by the Dutch speaking community which led to the tension between communities of Brussels.