Papua New Guinea largest towns are also located, including Port Moresby (capital) and Lae; other major islands within Papua New Guinea include New Ireland, New Britain, Manus and Bougainville. Papua New Guinea is one of the few regions close to the equator that experience snowfall, which occurs in the most elevated parts of the mainland. The border between Papua New Guinea and Indonesia was confirmed by treaty with Australia before independence in 1974. Maritime boundaries with Australia were confirmed by a treaty in 1978. Papua New Guinea is part of the Australasia ecozone, which also includes Australia, New Zealand, eastern Indonesia, and several
Papua New Guinea considered that imperial honours had a cachet. The monarch is represented by the Governor-General of Papua New Guinea, currently Bob Dadae. Papua New Guinea (and the Solomon Islands) are unusual among Commonwealth realms in that governors-general are elected by the legislature, rather than chosen by the executive branch. The Prime Minister heads the cabinet, which consists of 31 MPs from the ruling coalition, which make up the government. The current prime minister is Peter O'Neill. The unicameral National Parliament has 111 seats, of which 22 are occupied by the governors of the 22 provinces and the National Capital District (NCD).