Columbia subject headings:
World War, 1914-1918--Armistices.
World War, 1914-1918--Social aspects.
Harvard subject headings:
World War, 1914-1918--Armistices
World War, 1914-1918--Peace
Princeton subject headings:
World War, 1914-1918--Armistices.
World War, 1914-1918--Peace.