A Code for the Government of Armies in the Field by Francis Lieber

A Code For the Government of Armies in the Field’ was printed as manuscript for the Board appointed by the Secretary of War “To propose amendments or changes in the rules and articles of war, and a code of regulations for the government of armies in the field, as authorized by the Laws and Usages of War.” Francis Lieber, Member of the Board, is recognized as the author of this document, which was published in February, 1863.