Douglas means that the 4th of July is a celebration of freedom, but how could African Americans celebrate a day of freedom if they were still enslaved? The audience spoken to was primarily white, so in turn, the white population of America may celebrate their freedom on the 4th but for all the enslaved blacks it was not a day to rejoice because they had not yet gained their freedom
Three promotional materials used by public relations include pamphlets, books and articles.
The science of building relationships between an organization and its main audiences is called public relations. This branch may sometimes use promotional materials to reach their audience to promote their products and services.
