The death rate has fallen because we have an ageing population. This is because:
- Tranter - death rate has fallen because fewer people die from infectious diseases e.g. smallpox
- Improved nutrition
- Medical improvments
- "As late as the 1930s, levels of obstetric knowledge and technique were so poor that they were more likely to increase rather decrease death rates in chilbirth."
- Introduction of antibiotics, widespread immunisation, blood transfusions, higher standards of midwifery…