Western Armenia
16 May 1915 - Dec 1917
16 May 1915 - 7 Apr 1918 Russian occupation of provinces of western (Ottoman) Armenia
(Trebizond, Erzerum, Bitlis, and Van); from Dec 1917
under Transcaucasia.
16 May 1915 - Jul 1915 Russian occupation of Van.
Sep 1915 Russians re-occupy Van.
Jun 1916 Separate administration for western Armenia established.
12 Mar 1918 Turkish forces re-occupy Erzerum.
7 Apr 1918 Turkish forces re-occupy Van.
14 Apr 1918 Ottoman forces occupy Batum.
Military governors
1915 - Jun 1916 ....
Governor
Jun 1916 - Dec 1917 Aram Manukian (interim)
Military governors
Dec 1917 - Mar 1918 Tovmas Nazarbekian
(Foma Nazarbekov)
Mar 1918 - Apr 1918 Andranik Ozanian
Assistant for Civil Affairs
May 1917 - Dec 1917 Hakob Zavriev
Civil Commissioner
Dec 1917 - 7 Apr 1918 Drastamat "Dro" Kanayan