Complex sentence: He was appointed General Officer Commanding the 27th Division in July 1915, and was appointed to command XVI Corps in Salonika in January 1916 with orders to oppose Bulgarian advances on the Macedonian front.
Split into simpler sentences: He was appointed General Officer Commanding the 27th Division in July 1915. Milne was appointed to command XVI Corps in Salonika in January 1916 with orders to oppose Bulgarian advances on the Macedonian front.