The Lieber Code
April 24, 2013, marked the 150th anniversary of the publication of the Instructions for the Government of Armies of the United States in the Field, a U.S. government document also known as the “Lieber Code”. Francis Lieber of the War Department, Adjutant General’s Office, prepared the Code at the request of President Abraham Lincoln. The President issued the Code on April 24, 1863, as General Orders, No. 100. Even after a century and a half, this document continues to be relevant today. Justice O’Connor cited it in the plurality opinion in Hamdi et al. v. Rumsfeld, 542 . . . [more]


