This deep dive covers How Did Jenner Develop Vaccination? within Jenner and Vaccination for GCSE History. Revise Jenner and Vaccination in Medicine Through Time for GCSE History with 8 exam-style questions and 15 flashcards. This topic shows up very often in GCSE exams, so students should be able to explain it clearly, not just recognise the term. It is section 2 of 14 in this topic. Use this deep dive to connect the idea to the wider topic before moving on to questions and flashcards.
🧠 How Did Jenner Develop Vaccination?
| Step | What Happened | Date |
|---|---|---|
| Observation | Milkmaids who had cowpox never got smallpox | 1780s |
| Hypothesis | Cowpox somehow protects against smallpox | 1790s |
| Experiment | Injected James Phipps with cowpox, then tried to infect with smallpox | 1796 |
| Result | James didn't get smallpox — he was immune | 1796 |
| Publication | Published findings; called it "vaccination" (from vacca = cow) | 1798 |
Practice questions for Jenner and Vaccination
Who was the boy Jenner injected with cowpox in his 1796 experiment?
In which year did vaccination against smallpox become compulsory in Britain?
Quick recall flashcards
What observation led to Jenner's discovery?
Milkmaids who had cowpox never got smallpox
What was variolation (inoculation)?
Deliberately infecting someone with mild smallpox material to build immunity — used before Jenner's vaccine but risky (could cause full smallpox)