An inquest into the death of Maria Stubbings concluded that a catalogue of incompetence and inadequacies by Essex police did contribute to her death.
A long list of failings by the force was read out by the Coroner which included failing to perform basic policing duties and ineffective management of her case.
Maria, from Chelmsford, was murdered by her ex-partner Marc Chivers in 2008.
The Chief Constable, Stephen Kavanagh admitted that his force had failed to protect Maria's right to life but said more money had now been invested into dealing with domestic abuse.
A report by the police watchdog has criticised the Essex force for failing to protect Maria Stubbings who was strangled by her ex-partner at her home in Chelmsford in 2008.
Now, Maria's family are calling for a public inquiry. Serena Sandhu reports...
ITV Anglia's Jonathan Wills questions Essex Chief Constable Stephen Kavanagh about police failings in the Maria Stubbings murder case...
Essex Police have been criticised by the IPCC for failing to protect a woman murdered by her ex-partner.
Maria Stubbings, who was 50, was strangled by her ex-partner at her home in Chelmsford in December 2008.
Maria's family are now calling for a public inquiry. You can see their campaign called "In Maria's name" at the Refuge website http://www.refuge.org.uk
Her brother Manuel Fernadez spoke to ITV News Anglia and we began by asking him if he had faith in the police force.
Essex Police has been criticised for failing to protect a woman who was murdered by her ex-partner.
Maria Stubbings, 50, was stranged by Marc Chivers at her home in Chelmsford in 2008.
The Independent Police Complaints Commission says the force missed opportunities to protect her.
Her family is now calling for a public inquiry into how the police deal with domestic violence.
In a statement, Essex Police says it is acting on the report's recommendations.
Chivers was jailed for life for Ms Stubbings' murder.