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Insanity - Coggle Diagram
Insanity
defence of insanity
common law test
McNaughten killed British PM's private secretary, tried to kill british pm, thought being perseucred - insantiy successful - every man presumed sane, msut be cearly proved at time of act disease of mind or defect of reasoning and didn't understand nature and quality of act and didn't understand was wrong
reason for defencee- Porter (australia - no point in punishing someone who won't be influenced by possibility of punishment
doyle v wicklow M'Naughten not sole or exclusive test - endorsed people v haye - irresistible impulse
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irresistible impulse
sodeman v R overpower obsession arising from mental informity - didn't know act wrong or understand nature or quality of act
DPP v Courtney limited form of insanity in law called irresitible impulse - due to mental illness, be irresisitible - can't just be to diminished self-control or weakened resistance
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