The image is by Gregorio Borgia/AP. People protest as Pope Francis meets young people and elders at Nakasuk Elementary School Square in Iqaluit, Canada, last July. The Vatican on Thursday formally repudiated the “Doctrine of Discovery.” The theory is backed by 15th century papal decrees that legitimized the colonial-era seizure of Native lands and form… Vatican “repudiates…the legal and political ‘doctrine of discovery’.”