コソボ社会主義自治州
An independence referendum was held in Kosovo, then known as the Socialist Autonomous Province of Kosovo. between 26 and 30 September 1991. The dissolved Provincial Assembly had declared the Republic of Kosova a sovereign and independent state on 22 September 1991. Over 99% of voters voted in favour of independence, with a turnout of 87%. The referendum was boycotted by Serbs living in the region, who comprised around 10% of the population.