A Sydney mother, who pleaded guilty to the manslaughter of a police officer in 2012, sent emails to the Prime Minister and the Russian President in which she defended herself and demanded asylum. Fiona Barbieri, 47, and her 21-year-old son Mitchell, attended their sentencing hearing in Sydney's Supreme Court on Wednesday, where the full details surrounding the death of Detective Inspector Bryson Anderson were revealed. Inspector Anderson died after he was fatally stabbed by then 19-year-old Mitchell Barbieri following a siege at a rural Oakville property in Sydney's north-west on December 6, 2012. Scroll down for video The police interview of Fiona Barbieri after her arrest in 2012, following the death of a policeman at her  property in Sydney's north-west, was shown to Sydney's Supreme Court on Wednesday
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Fiona Barbieri, and her son Mitchell, pleaded guilty to killing Detective Inspector Bryson Anderson in 2012
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Following her arrest, Fiona defended their actions as self-defence during a police interview
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The Barbieris had also sent emails to Tony Abbott and Mr Putin, saying: 'We have every right to defend ourselves, our family and our property'
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Inspector Anderson died after he was  stabbed by then 19-year-old Mitchell Barbieri following a siege at their rural Oakville property
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As he lay dying, the court heard that Fiona was heard yelling, 'it's his own f****** fault... he deserves to f****** die'
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His family remember him as a larrikin with a great sense of humour
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He also volunteered as a firefighter and in the Special Olympics
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