cardinal. In 1867 he accepted appointment as Abp. of Algiers, with the purpose of evangelizing the African continent. To this end he founded the White Fathers in 1868 and the White Sisters in 1869. In 1878 Leo XIII entrusted him with the organization of RC missions in Central Africa, in 1882 created him a cardinal, and in 1884 revived for him the see of Carthage with the title of Primate of Africa. Throughout 1888 he conducted a campaign in European capitals against slavery.