THE LESSON OF LIBERTY IN AMERICAN SLAVERY E.W. JACKSON SR. I recently watched the movie “Harriet” about the black Moses, one of the most courageous women in American history. The movie is powerful, and I recommend it. It showed the desperate dependence of plantation owners on the institution of slavery for their economic survival and societal status. It portrayed the extraordinary cohesiveness of slave families. It touched on the ability of slaves to wear one mask for the mas