The Autonomous Region of Bougainville of Papua New Guinea was established in the northern Solomon Islands in 2000 .
The Territory of Papua and New Guinea became independent from Australia in the year 1975 as the modern state of Papua New Guinea .
The Autonomous Region of Bougainville of Papua New Guinea     was established in the northern Solomon Islands in 2000 .
The Territory of Papua and New Guinea became independent from Australia in the year 1975 as the modern state of Papua New Guinea .