The purpose of this dissertation is to study the comparative constitutional development of obscenity law in Canada and the United States. The research focuses on analysis of case law with particular emphasis of Supreme Court decisions in the two countries. Obscenity law is not static, but is, rather, an active and on-going area of constitutional law. The central problem in the legal approach to obscenity has been the development of a definition. The original conceptualization of obscenity for both Canada and the United States came from an English decision in 1868, which dominated the field until the late 1950\u27s. The United States Supreme Court rendered its first obscenity decision in 1957, rejecting the old English rule, and embarking on...