How was ethnic diversity deal with …

The Belgian leaders recognised the existence of regional and cultural diversities. 

(i) They amended their Constitution four times so as to work out an innovative arrangement that would enable everyone to live together in peace and harmony, i.e., there was sharing of power between the Dutch and the French both in the Central Government, State Government and Community Government. They followed a policy of accommodation. 

(ii) This helped to avoid civic strife and division of the country on linguistic lines. 

(iii) On the other hand, the Sinhalese who were in majority in Sri Lanka as compared to the Tamils followed a policy of majoritarianism and adopted a series of measures to establish Sinhala supremacy by passing an Act of 1956. These measures alienated the Tamils leading to civic strife between the two communities.