Bougainville is the largest of the Solomon Islands and is a province of Papua New Guinea.
The island was named after the French navigator Louis Antoine de Bougainville. During colonial times it came under German administration as part of Deutsch Neuguinea. Australia, on behalf of the League of Nations administered it from 1918 until independence.
A nine-year secessionist revolt on the island of Bougainville ended in 1997, after claiming some 20,000 lives.
See also: Rotokas language
Bougainville is also the name of a commune of the Somme département in France.