The Flags of the World (FOTW) database recently added a new indigenous peoples’ flag: the flag of the Russian Association of Indigenous Peoples of the North (RAIPON).
RAIPON was established in 1990 and participates on the Arctic Council. It represents 41 different indigenous groups across Russia.
RAIPON was shut down unexpectedly in 2012 with the pretext that its logo had not been federally registered. It has since reopened.
On raipon.info we found a couple photos of vexillological interest:
Other Sakhalinese flags can be seen in this video about the competition.