Bollen v The Queen

In *Bollen v The Queen*, the High Court of Australia considered an appeal by the applicant, Bollen, against his conviction for murder. The dispute arose from Bollen's assertion that the trial judge had erred in law by failing to direct the jury adequately on the defence of provocation.

The central legal issue before the High Court was whether the trial judge's summing up to the jury sufficiently explained the elements of provocation as a defence to murder, particularly in relation to the subjective and objective components of the defence. This involved determining whether the jury had been properly instructed on the standard by which to assess whether the provocation was such as to cause an ordinary person to lose self-control and whether the applicant's actions were a response to that provocation.

The High Court held that the trial judge's directions on provocation were inadequate. Their Honours explained that the defence of provocation requires the jury to consider both whether the accused was provoked and whether the provocation was of a kind that could cause an ordinary person to lose self-control. The judge's summing up had failed to clearly articulate this dual test, leading to a potential misdirection of the jury. Consequently, the High Court found that there had been a miscarriage of justice.

The High Court allowed the appeal, quashed the conviction for murder, and ordered a new trial.