Saucken then fought in the Battle of Verdun and in the battles of the Carpathian Mountains in September 1917, and received the Iron Cross 1st Class in May 1916. For combat in the Spring Offensive and Hundred Days Offensive on the Western Front, he received the Prussian Knight's Cross of the Royal House Order of Hohenzollern with Swords and the Austrian Military Merit Cross. In 1918, he also served with the Baltic Sea Division under the command of General Rüdiger von der Goltz which fought in the Finnish Civil War (27 January – 15 May 1918).