 Complete the following phrase:  When World War I broke out, Lukachich von Somorja served in the campaign against Serbia, where he distinguished himself as a competent commander. Lukachich von Somorja also fought at the Battle of Drina and the Italian front of the war. On , he was promoted to major general. In November 1916 he was transferred to the Russian front. Later in the same year, he was selected to lead the 20th Landwehr Division, and returned to the Italian front in August 1917. He fought at the Battle of Doberdò and seven of the 