Territorial evolution of Australia
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Australia is a vast continent-country known for its unique wildlife, diverse landscapes, and rich cultural history. For tens of thousands of years, indigenous peoples thrived in various ecosystems, cultivating complex societies and spiritual connections to the land. British exploration and settlement began in the late 18th century, leading to the establishment of a British colony and eventual federation of states in 1901. Throughout the 20th century, Australia played a role in global conflicts, pursued economic growth, and embraced multiculturalism.
The maps below show Australian territorial changes.

Pre-European Contact: Australia was inhabited by indigenous peoples for tens of thousands of years before European exploration. These diverse Indigenous cultures had established complex societies, languages, and traditions.
1600s – 1700s: The Dutch were among the first Europeans to make contact with Australia’s western coast in the 1600s. In the late 1700s, British explorer James Cook explored and claimed parts of the eastern coast for Britain.
1770s – 1800s: The British established the first penal colony at Sydney Cove in 1788, marking the beginning of European settlement. Over time, additional colonies were established, and Australia began to be used as a penal colony for British convicts.
1800s – 1900s: Australia experienced significant growth and development, including the discovery of gold in the 1850s, which led to a gold rush and increased migration. By the late 1800s, the separate colonies on the continent were moving toward self-governance.
1901: On January 1, 1901, the six colonies (New South Wales, Victoria, Queensland, South Australia, Western Australia, and Tasmania) federated to form the Commonwealth of Australia. This marked Australia’s independence as a self-governing nation within the British Empire.
World Wars and 20th Century: Australia participated in both World War I and World War II as part of the British Commonwealth. These conflicts had a significant impact on the country, including changes in industrialization, urbanization, and societal norms.
Post-War Era: After World War II, Australia experienced a wave of immigration, particularly from Europe. This contributed to the cultural diversity of the country. Additionally, Australia began to distance itself from its colonial ties and focused on its regional relationships in the Asia-Pacific.
Late 20th Century: Social and cultural changes, such as the indigenous rights movement and the push for gender equality, gained momentum. Australia continued to develop economically, becoming an important player in the global economy.
21st Century: Australia’s role in international affairs, including its alliance with the United States, participation in various conflicts, and efforts to combat climate change, became prominent topics. The country also experienced economic growth, urbanization, and ongoing debates over issues like immigration and Indigenous rights.
Below is an animated map of Australia illustrating the evolution of the country.
Want to learn more about the history of Australia? Then have a look at:
- South! (Illustrated): The Story of Shackleton’s Last Expedition 1914-1917
- The Fatal Shore: The Epic of Australia’s Founding
- Girt: The Unauthorised History of Australia
To learn more, read:
Why New Zealand didn’t become a part of Australia?