....certain individuals helped - not the whole organization. Please stop expanding it to whomever you think should be patted on the back.
"Further abuses against the Amerindians committed by Spanish authorities were denounced by Catholic missionaries such as Bartolomé de Las Casas and Francisco de Vitoria which led to debate on the nature of human rights and the birth of modern international law. Enforcement of these laws was lax, and some historians blame the Church for not doing enough to liberate the Indians; others point to the Church as the only voice raised on behalf of indigenous peoples."
- from the wiki link.