Deadlock is a World War I scenario and the first total conversion for Making History. Features: - All countries of the WW1 era, including their flags, art set, politic map, armies and foreign relations. - New units, including Assault Infantry, Lancers, WW1 tanks, WW1 planes, Airships, Seaplane Tenders and Torpedo Boats. New 3d models. - Units’ stats, economy and provinces adapted for WW1. More than 30 new cities. - New technology tree. - Important events of the WW1, like Russian Revolution, Arab Revolt, Irish Easter Rising and Finnish Civil War.