… 7, 2007. New Haven, CT - A new web site ( www.yale.edu/glc/citizens ), launched by the Gilder Lehrman Center for the … Gilder Lehrman Center developed the site, “Citizens All: African Americans in Connecticut, 1700-1860,” in … Histories - “Citizens All” concentrates on significant 18th- and 19th-century Connecticut historical figures, events …