When are Australian immigrants concentrated?

185 1 year, the news of the discovery of gold in Australia caused a sensation in the world, and gold prospectors, treasure hunters and immigrants from all over the world flocked to it.

CommonwealthofAustralia (English: Commonwealth of Australia), referred to as "Australia", is located between the South Pacific Ocean and the Indian Ocean, and is composed of islands and overseas territories such as the Australian mainland and Tasmania. It faces the Coral Sea and tasman sea in the Pacific Ocean in the east, and the Indian Ocean and its marginal seas in the north, west and south. The coastline is 36,735 kilometers long. The land area is 7.692 million square kilometers. The north is tropical, and most of it belongs to temperate zone. The annual average temperature in the north is 27℃, and that in the south is 65438 04℃. The country is divided into six states and two regions, with Canberra as the capital. By September 2020, the total population of Australia will be 25.69 million.