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Bismarckarkipelet (Papua Ny-Guinea)--1884-1942, …
Historiske perioder
Bismarckarkipelet (Papua Ny-Guinea)--1942-1945
Bismarckarkipelet
Bismarckarkipelet (Papua Ny-Guinea)--eldre historie fram til 1884
Bismarckarkipelet (Papua Ny-Guinea)--1945-1975
Bismarckarkipelet (Papua Ny-Guinea)--1975-