10) General Defences Flashcards
(94 cards)
Absence of a valid defence
- Necessary for criminal liability
- No justification or excuse for D’s behaviour.
Intoxication
- General defence = available to most crimes
- A way to negate mens rea of an offence;
- An influencing factor on another legal principle / defence.
How can intoxication be used
- To negate mens rea
- As an influencing factor on another legal principle / defence
How does intoxication work to negate the mens rea?
- Evidence of intoxication to show that they did not form the necessary mens rea for the offence
- Not strictly a defence - although referred to in that way.
Woolmington
- Prosecution need to prove beyond reasonable doubt
- That the defendant has committed the actus reus with necessary mens rea
- Due to intoxication the defendant did not form the necessary mens rea.
Entitled to full acquittal
R v Bennett
Judge is obliged to direct the jury on intoxication whenever there is evidence such that a reasonable jury might conclude there is a reasonable possibility that the accused di not form the mens rea
Question is not whether the intoxicated defendant was incapable of forming the mens rea, it is…..?
- But whether, even if still capable, did they form the Mens Rea?
Intoxication will not assist the defendant if still formed mens rea when drunk
R v Kingston
Paedophile
Formed mens rea even though involuntarily intoxicated
When can intoxication operate to negate the mens rea?
- Any crime where involuntary intoxication
- Any crime were drugs were taken in pursuance of medical treatment
- Any crime were intoxication caused by non-dangerous drugs taken voluntarily.
- Crimes were specific intent is required (generally where offence cannot be committed recklessly)
What are dangerous drugs?
- Illegal drugs
- Alcohol
Where is the evidential burden for the issue of intoxication?
- Defendant to raise issue of intoxication
- Prosecution to prove beyond reasonable doybt that necessary mens rea was formed
Questions to ask to establish, when can intoxication operate to negate the mens rea?
- Is the defendant voluntarily or involuntarily intoxicated?
- Is the intoxicant a dangerous or non-dangerous drug?
- Is it a crime of basic intent or specific intent?
Involuntary Intoxication
- If intoxication is involuntary then defence may be available for both specific and basic intent crimes
- eg if deceived into consuming them
Is it involuntary intoxication where intended to drink alcohol, but was not aware of the strength of the alcohol?
- No does not count as involuntary intoxication
- If they are aware they are drinking alcohol
DPP v Majewski
- Pub brawl - attacked the landlord; Charged with assault
- Voluntary intoxication could be a defence to a charge of specific intent, where intoxication negates mens rea
- Voluntary intoxication would not be a defence against a charge of basic intent - ie reckless course of conduct leads to recklessness
How should the jury be directed when a defendant who is voluntarily intoxicated and has committed a basic intent crime?
Method used:
Should the defendant have seen the risk had they not been intoxicated
R v Coley; McGhee and Harris
R v Coley; McGhee and Harris
Jury to consider whether the defendant would have seen the risk had they not been intoxicated.
Basic intent offence
- Defendant could be convicted on the basis of recklessness, as to the consequences; or
- No foresight as to the consequences required
- eg battery - as must intend or be reckless.
Specific Intent Offence
- Where intention was the only form of mens rea available
- Recklessness was insufficient
- Eg murder, must intend to kill or cause GBH
*
Specific Intent or basic intent?
Murder
Specific Intent Crimes
Specific Intent or basic intent?
Unlawful act manslaughter?
Basic Intent Crimes
Specific Intent or basic intent?
Gross negligence manslaughter?
Basic intent manslaughter
Specific Intent or basic intent?
Wounding or GBH with intent
(s18 OAPA)
Specific intent crimes
Specific Intent or basic intent?
Malicious wounding/ inflicting GBH
s20 OAPA
Basic intent crime
Intoxication defence not applicable