Notable events involving Australian Muslims during this early period include what has been described either as an act of war by the Ottoman Empire , or the earliest terrorist attack planned against Australian civilians . The attack was carried out at Broken Hill , New South Wales , in 1915 , in what was described as the Battle of Broken Hill . Two Afghans who pledged allegiance to the Ottoman Empire shot and killed four Australians and wounded seven others before being killed by the police
Battle of Broken Hill
Battle of Broken Hill
Islam in Australia