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The Vital Isolation of Indigenous Groups

After the American missionary John Allen Chau ignored successive warnings, the isolated Sentinelese people killed him. But the threat the world's isolated tribes face is far from neutralized, as some have taken Chau’s death as an opportunity to argue that policies protecting them should be reversed.

NEW DELHI – The remote, coral-fringed North Sentinel Island made headlines late last year, after an American Christian missionary’s covert expedition to convert its residents – the world’s last known pre-Neolithic tribal group – ended in his death. The episode has cast a spotlight on the threats faced by the world’s remote indigenous groups, which are already on the brink of disappearance.

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