They lost the war. Get over it.There's a movement called LANDBACK to return lands to the original indigenous communities. The no brainer is to return control of public lands through transfer or requiring tribal consent rather than consultation for government activities. They are pursuing strategic purchasing of private land through donations, grants, and trusts (think Nature Conservancy).
Check it out!
https://ndncollective.org/ndn-collective-landback-campaign-launching-on-indigenous-peoples-day-2020/
Just like the confederates.