<Tr> <Td> Ching family murders </Td> <Td> 16 November 1911 </Td> <Td> Alligator Creek, Mackay, Queensland </Td> <Td> 0006! 6 </Td> <Td> 0000! 0 </Td> <Td> George David Silva murdered six members of the Ching family by shooting and bashing . Silva was hanged at Boggo Road Gaol in Brisbane on 10 June 1912 . </Td> </Tr> <Tr> <Td> Battle of Broken Hill </Td> <Td> 1 January 1915 </Td> <Td> Broken Hill, New South Wales </Td> <Td> 0004! 4 </Td> <Td> 0007! 7 </Td> <Td> Spree shooting by two Ghans gunmen - Terror attack - by modern definition </Td> </Tr> <Tr> <Td> Mowla Bluff massacre </Td> <Td> 1916 </Td> <Td> Kimberley, Western Australia </Td> <Td> 0400! Up to 12 </Td> <Td> 0000! 0 </Td> <Td> Massacre of Indigenous Australians . Aboriginal Men, women and children were rounded up and subsequently shot and their bodies burned </Td> </Tr> <Tr> <Td> Forrest River massacre </Td> <Td> May--July 1926 </Td> <Td> Kimberley Region of Western Australia </Td> <Td> 0011! 11 </Td> <Td> Unknown </Td> <Td> Massacre of Indigenous Australians by law enforcement . </Td> </Tr>

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