Although originating with scientists and untrained laymen, archaeology has a distinguished record in South Australia. 

Independent auditing of Government is established in the position of the colonies first auditor general

With their carnivals and regattas, bathing-beauty competitions, amusements, sea and sand, beaches were one of the key gathering places for South Australians from the 1870s to the 1950s. 

The powers of colonial legislatures to create courts, alter local constitutions and authenticate laws were confirmed by the British statute.

Elder Family of Scots merchants and ship owners saw the infant South Australia as an opportunity to expand their business interests. Alexander Lang Elder (1815–1885), the pioneer, arrived in 1839 and established a trading business. 

In October 1896, within one year of the Lumière brothers’ first public screening of film in Paris, the first public film screening in South Australia occurred at the Theatre Royal in Hindley Street

Paradoxically, the only parts of South Australia to experience occasional serious disruption of by flooding are the far distant sparsely populated deserts around Lake Eyre

Labour settlements were created during the 1890s to trial collective ownership, new farming technology and the high unemployment created by the Depression.

The evolving profession in South Australia retained some centuries-old practices.

Lithuanian migrants came to South Australia as early as the 1840s, numbers expanded significantly following the Second World War. 

Radicalism has been inherent in South Australian history from its founding as a free settlement.  Based upon the English radical liberal thought of its founders, the State's reputation grew as a progressive colony and the first to entirely separate church from state.

South Australia gained a radical, and democratic, Constitution on 24 October 1856.

This major international conflict officially began when Nazi Germany invaded Poland on 3 September 1939. It lasted for six years, gradually increasing in scope and intensity as it blazed through Europe into Africa and Asia and on into Pacific Asia and the Americas.

The Torrens title system for land ownership was inaugurated in South Australia  has led the world in the computerisation of real property title information.

The South Australian Tourism Commission, established in 1993, focuses on marketing South Australia as a tourist destination to interstate and overseas markets.