- 17 August , 1980 - Azaria Chamberlain Disappearance
- 31 January , 1984 - A man holds up the Commonwealth Bank in Pitt Street, Sydney , and is later shot dead on the Sydney Harbour Bridge .
- 14 August , 1984 - Fine Cotton Affair - A syndicate of trainers and bookmakers substitutes one horse for another at a Brisbane horse race
- September, 1984 - Milperra Massacre - Two rival bikie gangs stage a shoot-out in a car park of a south-western Sydney hotel. 7 people die
- 2 February , 1986 - Anita Cobby Murder - Sydney nurse Anita Cobby is raped, brutalised and murdered by a gang lead by John Travers
- 27 March , 1986 - Russell Street Bombing
- 19 August , 1986 - Samantha Knight disappearance - 9 year Samantha Knight disappears from a Bondi street
- 8 December , 1987 - Queen Street Massacre
- 8 September , 1988 - Janine Balding murder - 21 year old Janine Balding is abducted, raped and murdered by five homeless youths in Sydney's west
- 12 October , 1988 - Walsh Street Police Shootings - Two police officers executed in Melbourne (unsolved)
- 10 January , 1989 - Colin Winchester murder - The Assistant Commissioner of the Australian Federal Police is shot to death outside his home
- November, 1989 - Leigh Leigh murder - Newcastle teenager raped and murdered on a Newcastle beach
- 1989 - 1990 - Granny Murders - John Wayne Glover murders six elderly women across Sydney's north shore
]]
- 1991 - Karmein Chan Murder
- 4 July , 1991 - Victor Chang - World-renown heart surgeon Victor Chang is murdered in Sydney during an extortion attempt
- 17 August , 1991 - Strathfield Massacre - Wade Frankum murders seven then kills himself in a Sydney shopping centre
- 1988 - 1992 - Backpacker Murders - Ivan Milat murders seven tourists and buries them in Belanglo State Forest
- 5 September , 1994 - John Newman Murder - Sydney politician assassinated outside his home
- 1993 - The Frankston Serial Killer, Paul Denyer , murders 3 women before capture
- 1996 - Tjandamurra O'Shane is set alight in school playground in Cairns, Queensland .
- 28 April , 1996 - Port Arthur Massacre - Martin Bryant kills 35 at Port Arthur, Tasmania .
- 15 June , 1997 - Jaidyn Leskie Murder - toddler murdered and found dumped in a dam near Moe, Victoria .
- 16 January , 1998 - Alphonse Gangitano murder, Melbourne underworld killing
- 1992 - 1999 - Snowtown Murders - 8 bodies found in barrels in a disused bank vault in Snowtown, South Australia . 2 more bodies later discovered in a suburban Adelaide yard
- 20 May , 1999 - police officers executed in Moorabbin Police Murders
near Barrow Creek , Northern Territory inJuly, 2001 .]]
- Winter, 2000 - Sydney Gang Rapes - A series of apparently racially-motivated gang rapes against teenage girls sweeps Sydney's west
- 11 February , 2005 - Maria Korp - Melbourne woman found in a coma in the boot of her car
- 26 February - 1 March , 2005 - Macquarie Fields Riots - residents of the south western Sydney suburb riot in response to the deaths of two youths during a police pursuit
- 1 June , 2005 - Indonesian Embassy Bioterrorism Hoax
- November 2005 - Sydney teenager Lauren Huxley is bashed and set alight in her home
- December 2005 - Sydney Race Riots - rioting against people of Middle Eastern origin sparked by white supremacists during a rally on a southern Sydney beach in response to the reported bashing of Surf Life Savers the previous week by several individuals of "Lebanese origin"; retaliatory and counter-retaliatory violence continues for two weeks
- 31 January , 2006 - Youbert Hormozi murder - Two 14-year old girls rob and murder a disabled taxi driver in Sydney's west
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