One of the earliest documented examples was Vailala Madness, which appeared in New Guinea in 1919. Natives believed that European colonists were withholding gifts for them (in the form of Western goods) and prayed to the spirits of their ancestors to send them the goods directly by ship or plane. What two-word term is typically used to describe these movements, which were common throughout Melanesia as colonization reached the area in the first half of the 20th century?
Cargo Cult