the Philippines
regionReal-world: the Philippines
The islands where American officers found certain tribes bothersome about the time of the 1925 disturbances.
The Philippines appear among Professor Angell's press cuttings from the period of the 1925 disturbances: American officers there found certain tribes bothersome about that time.
The item stands in the record beside the other scattered cases of the same period gathered from around the world.
Sources
Every fact above traces back to the text.
“American officers in the Philippines find certain tribes bothersome about this time, and New York policemen are mobbed by hysterical Levantines on the night of March 22-23.”
The Call of Cthulhu (1928) — Chapter 1, The Horror in Clay