Passage: Saint Kitts and Nevis along with Anguilla, became an associated state with full internal autonomy in 1967. Anguillians rebelled and separated from the others in 1977. St. Kitts and Nevis achieved independence from the United Kingdom in 1983. It is also  the newest sovereign state in the Americas. In August 1998, a vote in Nevis on a referendum to separate from St. Kitts fell short of the required two-thirds majority. In late-September 1998, Hurricane Georges caused approximately $458,000,000 in damages and property and limited GDP growth for the year and beyond. Georges was the worst hurricane to hit the region during the twentieth century.

Question: When did the vote take place?
August 1998