Commonwealth of Australia

The Commonwealth of Australia is a sovereign country comprising the mainland of the Australian continent, the island of Tasmania and numerous smaller islands. It is the largest country in Oceania and one of the world's largest countries by total area. Australia's largest cities are Sydney and Melbourne. The country's other major metropolitan areas are Brisbane, Perth and Adelaide.

The nation is currently a federal parliamentary constitutional monarchy under a government led by Prime Minister Robert Menzies. The government is composed of the Liberal Party of Australia, the successor to the old United Australia Party.

Australia is a member of both the British Commonwealth and Toronto Accord.