Toksook is a Russian Village, according to your theory. also Explained by Judge Dawson, and Justice Frankfurter in that United States Supreme Court decision of Metlakatla Indian Tribe v. Egan(1962)
"The issue presented is important, and necessarily in-
volved an examination of the treaty by which this vast
region was ceded to the United States by his majesty, the
 emperor of all the Russias, as well as certain acts of con-
gress in relation to Alaska. The third article of the treaty
of March 30, 1867, is as follows:"The inhabitants of the ceded territory, according to their choice, reserving their natural allegiance, may return to Russia within three years; but, if they should prefer to remain in the ceded territory, they, with the exception of uncivilized native tribes, shall be admitted to the enjoyment of all the rights, advantages, and immunities of citizens of the United States, and shall be maintained and protected in the free enjoyment of their liberty, property, and religion."