A referendum on the Charter of National Unity was held in Burundi on 9 February 1991.

The charter would abolish ethnic discrimination and give a mandate for the government to write a new constitution.

It was approved by 89.77% of voters with a 96% turnout.

[1] Following the Charter's approval, work began on the drafting of a new constitution which was approved in a referendum held on 9 March 1992.

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