Conversation so far:
What was the state of the North American fur trade at the beginning of the 18th century?
At the beginning of the 18th century, more organized violence than in previous decades occurred between the Native Americans involved in the deerskin trade and white settlers.
Why was violence increasing between Native Americans and White Settlers at the beginning of the 18th century with the North American fur trade?
The British promoted competition between tribes, and sold guns to both Creeks and Cherokees.
Were the British promoting competition between the tribes to weaken Native Americans during the North American fur trade?
Were the British using the natives as slaves during the North American fur trade?
The competition between tribes sprang out of the slave demand in the southeast – tribes would raid each other and sell prisoners into the slave trade of the colonizers.
Did the Creeks and Cherokees turn against the British in the North American fur trade?
The British were able to defeat the Indian coalition with help from the Cherokees, cementing a pre-existing trade partnership.

Question: How long did this partnership last?
Self-contained rewrite: How long did the British partnership with the Cherokees last?