This book is a treatise on natural law and the duties of individuals as citizens. It is written in Latin and consists of two main parts: the first provides an overview of natural law theory and its application to human society, while the second discusses the specific duties and obligations of citizens. The book has been influential in the development of political philosophy and is an important work for anyone interested in the history of political thought.

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.

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