Conversation so far:
When did John Major get into politics?
John Major was interested in politics from an early age. Encouraged by fellow Conservative Derek Stone, he started giving speeches on a soap-box in Brixton Market.
When did John Major start his political career or at what age?
John Major stood as a candidate for Lambeth London Borough Council at the age of 21 in 1964
Did John Major win the campaign of 1964?
John Major was elected in the Conservative landslide in 1968.

Question: What was his duties when he finally did win?
Self-contained rewrite: What was his duties when he finally did win?