election. Theodosius received them, but started to gather troops to defeat Eugenius. Theodosius also promoted his eight-year-old son Honorius (http://en.wikipedia.org/wiki/Honorius_(emperor) ) to the rank of Augustus (http://en.wikipedia.org/wiki/Augustus_(honorific) ) of the West in January 393. Theodosius then moved from Constantinople with his army, and met Eugenius and Arbogast in the Battle of