Conversation so far:
When did William Bartram begin to explore the Cherokee Nation?
On April 22, 1775 Bartram left Charleston, South Carolina on horseback to explore the Cherokee Nation.
Did others accompany William Bartram during his exploration of Cherokee Nation?
William Bartram was alone during his exploration of Cherokee Nation.

Question: Where was the Cherokee Nation?
Self-contained rewrite: Where was the Cherokee Nation during William Bartram's exploration?