Date suggested by internal information in point number 5, line beginning "Das russische Volk, welches nach Frieden um jeden Preis lechzt," which probably refers to the March 3, 1918 Treaty of Brest-Litovsk.
Summary
A pro-German war propaganda leaflet rebutting the arguments of a previous leaflet, attributed to the Allies, that had blamed the war on German elites and claimed the Allies intended no harm to the German people.