About Us. Impelled by the love of Christ, the Sisters of Charity of Leavenworth (SCL), a Roman Catholic congregation of women religious, offer every loving service in our power to meet the critical needs of God’s people. Established in 1858 in Kansas, the Sisters of Charity live our mission in the spirit of our founders: St. Vincent de Paul, Louise de Marillac, and Mother Xavier Ross. The Sisters, as Gospel-centered women, share a tradition of re...