With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Tanzania shares borders with several landlocked countries.
text_B: Montana v. United States , , was a Supreme Court case that addressed the Crow Nation 's ability to regulate hunting and fishing on tribal lands by a non-tribal member .. Supreme Court. Supreme Court of the United States. Crow Nation. Crow Nation. Montana. Montana. hunting. hunting. fishing. fishing. The case considered several important issues concerning tribes ' treaty rights and sovereign governing authority on Indian reservations .. The original dispute was over access to fishing on the Bighorn River within the exterior boundaries of the Crow Indian Reservation in Montana .. Bighorn River. Bighorn River. Crow Indian Reservation. Crow Indian Reservation. Montana. Montana. fishing. fishing. The Court would eventually rule that the `` exercise of tribal power beyond what is necessary to protect tribal self-government or to control internal relations is inconsistent with the dependent status of the tribes , and so can not survive without express congressional delegation . ''. A prior case , Oliphant v. Suquamish Indian Tribe , played a significant role in the decision .. Oliphant v. Suquamish Indian Tribe. Oliphant v. Suquamish Indian Tribe. Oliphant. Oliphant v. Suquamish Indian Tribe. The lower courts in that case had found that `` preserving law and order within tribal lands was an indispensable attribute that had been neither surrendered through treaty nor removed by Congress under its plenary power . ''. Congress. United States Congress. Justice Anthony Kennedy , then sitting on the Ninth Circuit Court of Appeals , had dissented from that finding , arguing that `` Congress did not intend for tribes to exercise criminal jurisdiction over non-Indians . ''. Congress. United States Congress. Anthony Kennedy. Anthony Kennedy. Ninth Circuit Court of Appeals. United States Court of Appeals for the Ninth Circuit. Although Oliphant addressed tribal authority regarding criminal matters , the case was invoked in Montana v. United States since it concerns tribal authority -- criminal , civil , and regulatory -- regarding non-members .. Montana. Montana. Oliphant. Oliphant v. Suquamish Indian Tribe. The Supreme Court in Montana v. United States set a precedent which resulted in a wave of litigation challenging not only the exercise of tribal court authority over non-members , but the very existence of that authority .. Supreme Court. Supreme Court of the United States. Montana. Montana. The U.S. Supreme Court determined that the Crow Nation could regulate hunting and fishing on tribal lands , and had jurisdiction over `` conduct which threatens or has some direct effect '' upon the tribe 's `` political integrity , economic security , and health or welfare , '' but a seemingly simple trial turned into a famous court case , with ongoing repercussions .. Supreme Court. Supreme Court of the United States. Crow Nation. Crow Nation. hunting. hunting. fishing. fishing
not_related.