Why did a civil war break out in Brussels ? List out the setback caused by the Civil War

The distrust between the French speaking and Dutch speaking over the majoritarianism issue turned into widespread conflict which soon turned into a civil war.
(i) As a result thousands of people of both the communities were killed.
(ii) Many families were forced to leave the country as refugees and many more lost their livelihood.
(iii) Country sufferred from economic crisis.
Thus, civil war caused a terrible setback to the social, cultural and economic life of the country.