Black Abolitionist Papers This link opens in a new windowCovering the period 1830-1865, the collection presents the massive, international impact of African American activism against slavery, in the writings and publications of the activists themselves. The approximately 15,000 articles, documents, correspondence, proceedings, manuscripts, and literary works of almost 300 Black abolitionists show the full range of their activities in the United States, Canada, England, Scotland, Ireland, France and Germany.