De jure belli et pacis libri tres

International book on law, discussing rights of countries 'at war', or 'in peace'. The discussion concerns 'belligerent rights', and the course of action(s) to be recognized by countries. This book is referenced by the English Crown as to rights to be respected during the United States and the Confederate States at civil war in 1861, as declared by President Lincoln. Appendix No. VI; DEBATES IN THE HOUSE OF THE LORDS AND HOUSE OF COMMONS CONCERNING THE WITHDRAWAL OF THE RECOGNITION OF BELLIGERENT RIGHTS TO THE SOUTHERN CONFEDERACY. [American Memory] A Century of Lawmaking for a New Nation: U.S. Congressional Documents and Debates, 1774 - 1875, United States Serial Set, Number 1397, PAGE 501.