The Chicago Platform, What is it, Peace or War
A political cartoon depicting Presidential candidates attempting to support a failing wooden platform, on the broken planks of wood the captions read: "Peace Plank", "Anything or Nothing", "Armistice." , "Secession", "Union", "Disunion". The literal use of political language; platforms and planks.
A plank, as it is used in politics, is one of the policies in a political party's platform.