Francis Ona (1953–2005), rebel leader of the Bougainville Revolutionary Army (BRA). Ona was born in Guava village in central Bougainville and educated at Catholic schools on Bougainville. He joined the Bougainville Copper Ltd (BCL) mining company in November 1976 where he worked in the surveying and equipment sections. In November 1988 Ona resigned from BCL to lead the BRA. The BRA embarked upon a campaign of terrorism and sabotage which forced the closure of the mine in May 1989.