War of Shadows is the haunting story of a failed uprising in the Peruvian Amazon-told largely by people who were there. Late in 1965, Ash ninka Indians, members of one of the Amazon's largest native tribes, joined forces with Marxist revolutionaries who had opened a guerrilla front in Ash ninka territory. They fought, and were crushed by, the overwhelming military force of the Peruvian government. Why did the Indians believe this alliance would...