Conversation so far:
When did Bob Fitzsimmons win the middleweight title?
on 14 January 1891.
Was it expected that he would win?
Fitzsimmons knocked Dempsey down at least 13 times.
Had he won any titles before this one?
he won his first world title from Jack.
Is there anything else interesting about him winning this title?
Fitzsimmons spent the next two years fighting non-title bouts and exhibitions until giving Hall a chance at the title in 1893.
Did Hall take the title?
He retained the crown by a knockout in round four.

Question: Where was he when he won the middleweight title?
Self-contained rewrite: Where was Bob Fitzsimmons when he won the middleweight title?