Australia, officially known as the Commonwealth of Australia. Australia is the largest country in Oceania and the world's sixth-largest country by total area.

The population of 26 million is highly urbanized and heavily concentrated on the eastern seaboard. Australia's capital is Canberra, and its largest city is Sydney. The country's other major metropolitan areas are Melbourne, Brisbane, Perth and Adelaide.

Education system of Australia is very advanced as compare to other countries; almost 7 Universities of Australia are registered in top 100 Universities in the world in 2020:

1) Australian National University (ANU).
2) University of Melbourne.
3) University of Sydney.
4) University of New South Wales (UNSW).
5) University of Queensland (UQ).
6) Monash University.
7) University of Western Australia (UWA).

Australia is a highly developed country with the world's fourteenth-largest economy. It has a high-income economy with the world's tenth-highest per capita income. It is a regional power and has the world's thirteenth-highest military expenditure. Immigrants account for 30% of the population, the highest proportion in any country with a population over 10 million.