States' compliance with the indian reservation treaties drawn up by the federal government for the indian nations is:

voluntary
mandatory
optional
decided by the governor

States' compliance with the Indian Reservation treaties drawn up by the federal government for the Indian Nations is "mandatory," since all issues dealing with Native Americans fall under the power of the federal government. 

Protecting and assisting  u.s. citizens  living or traveling abroad; assisting u.s.  businesses  in the international marketplace; coordinating and providing support for international activities of other u.s. agencies (local, state, or federal government), official visits overseas and at home, and other diplomatic efforts.keeping the public informed about u.s. foreign policy and relations with other countries and providing feedback from the public to administration officials.providing  automobile registration  for non-diplomatic staff vehicles and the vehicles of diplomats of foreign countries having  diplomatic immunity  in the united states