Treaties, States Parties and Commentaries
Treaties and Documents
Geneva Conventions of 1949 and Additional Protocols, and their Commentaries
Historical Treaties and Documents
Instructions for the Government of Armies of the United States in the Field (Lieber Code). 24 April 1863.
Section VIII : Armistice -- Capitulation - Art. 137.
Art. 137. An armistice may be general, and valid for all points and lines of the belligerents; or special, that is, referring to certain troops or certain localities only.
An armistice may be concluded for a definite time; or for an indefinite time, during which either belligerent may resume hostilities on giving the notice agreed upon to the other.