Conversation so far:
when did the dorchester post war started?
He arrived in Quebec on 23 October.
What year is post war year?
CANNOTANSWER.
What did carleton do during the year?
"Governor-in-chief".
what important thing happened in the period?
The Constitutional Act of 1791 split the large territory of Quebec.
was the act approved?
split the large territory of Quebec into Upper and Lower Canada.
any notable person during the period?
Robert Prescott.

Question: What is robert known for?
Self-contained rewrite: What is robert Prescott known for