| A | B |
| S.2 of Homicide Act 1957 | Diminished Responsibility |
| S.3 of Homicide Act 1957 | Provocation |
| S.4 of Homicide Act 1957 | Suicide Pact |
| Requirement for Diminished Responsibility | Abnormality of Mind |
| Requirement for Provocation | Sudden & temporary loss of self control |
| Case of diminished responsibility | Sara Thornton |
| Case involving Provocation | R v Ibrams |
| Actus Reus of Vol.manslaughter | Causing death of another human under the Queen's Peace |
| Mens Rea of Vol.manslaughter | Intention to kill/ cause GBH |
| Effect of using defences in s.2,3 & 4 | Reduction from murder to manslaughter |