Conversation so far:
What happened at the Menominee reservation?
The reservation was created in a treaty with the U.S. signed on May 12, 1854 in which the Menominee relinquished all claims to the lands they held under previous treaties.
What lands did the Menominee hold under previous treaties before the one signed with the U.S. on May 12, 1854, include?

Question: Is there a casino on the reservation?
Self-contained rewrite: Is there a casino on the Menominee reservation?