Here are the materials in Cherokee Nation v. Dept. of the Interior (D.D.C.):
Here is the complaint in Fletcher v. United States (Fed. Cl.):
Here are the updated materials in Navajo Nation v. Dept. of the Interior (D. Arizona):
Prior posts here.
Link to complaint here.
Here is the complaint in Ute Indian Tribe v. United States (D.D.C.):