Conversation so far:
why is mount pleasant sc called mount pleasant
The name Mount Pleasant comes from the plantation once owned by Jacob Motte.
who bought the plantation from Jacob Motte
James Hibben purchased the plantation in 1803
who was James Hibben
James Hibben was a prominent businessman, who served as a state senator from 1800 to 1815.

Question: when did the guy die
Self-contained rewrite: when did James Hibben die