12 Catholic groups, including the Loretto Community, asked the pope to rescind the decrees in the Doctrine of Discovery, a document giving claim to land to Christians who “discovered” it (the land). The Loretto community, a congregation of religious women and laypeople, collaborated with someone from the Osage Nation to draft the resolution.
Source: Renee K. Gadoua. “Nuns Blast Catholic Church’s ‘Doctrine of Discovery’ That Justified Indigenous Oppression.” September 10, 2014. The Huffington Post. https://www.huffingtonpost.com/2014/09/10/catholic-church-doctrine-of-discovery_n_5793840.html