What organization did Walter Rauschenbusch establish?

Walter Rauschenbusch was instrumental in the establishment of the Social Gospel movement, a reform movement within American Christianity. While he did not found a specific organization, he was a key figure in promoting the principles of the Social Gospel through his writings and teachings, which emphasized the need for social justice and the application of Christian ethics to social problems. His work influenced various religious organizations and movements focused on addressing issues like poverty and inequality.