Discover the chilling story of World War I's undead soldiers at the Battle of Osowiec Fortress in this captivating mini documentary. Explore the history of Russia's involvement in the war like never before. World War I's Undead Soldiers: The Battle of Osowiec Fortress is a chilling true walking dead tale. Join me as I tell the chilling story of The Dead Men Army, and the brave russian soldiers of WWI who defied all odds.