THE UNCONSTITUTIONALITY OF SLAVERY BY LYSANDER SPOONER. BOSTON: PUBLISHED BY BELA MARSH, NO. 14 BROMFIELD ST. 1860. UNCONSTITUTIONALITY OF SLAVERY. CHAPTER I. WHAT IS LAW? Before examining the language of the Constitution, in regard to Slavery, let us obtain a view of the principles, by virtue of which law arises out of those constitutions and compacts, by which people agree to establish government. To do this it is necessary to define the term law. Popular opinions are very loose and indefinite... (From : Anarchy Archives.)