COMPOSITION.
| 1915 | 1916 | 1917 | 1918 | |||||
|---|---|---|---|---|---|---|---|---|
| Brigade. | Regiment. | Brigade. | Regiment. | Brigade. | Regiment. | Brigade. | Regiment. | |
| Infantry. | 33 Ldw. | 75 Ldw. | 33 Ldw. | 75 Ldw. | 33 Ldw. | 18 Ldw. | 70 Ldw. | 18 Ldw. |
| 76 Ldw. | 76 Ldw. | 75 Ldw. | 75 Ldw. | |||||
| 70 Mixed Ldw. | 5 Ldw. | 70 Mixed Ldw. | 5 Ldw. | 76 Ldw. | 424. | |||
| 18 Ldw. | 18 Ldw. | |||||||
| Cavalry. | 92 Ldw. Cav. Rgt. | 92 Ldw. Cav. Rgt. | 1 Sqn. 11 Dragoon Rgt. (?). | 1 Sqn. 11 Drag. Rgt. | ||||
| Artillery. | 98 F. A. Rgt. | 98 F. A. Rgt. | 131 Art. Command: | 98 F. A. Rgt. | ||||
| 910 Btry. F. A. | 98 F. A. Rgt. | 1018 Light Am. Col. | ||||||
| 910 Btry. F. A. | ||||||||
| Engineers and Liaisons. | 1 and 2 Ldw. Pion. Cos. (3 C. Dist.). | (411) Pion. Btn.: | 4 Landst. Co. 3 C. Dist. Pions. | |||||
| 311 T. M. Co. | 1 Co. 1 Pions. | 359 Searchlight Section. | ||||||
| 1 Ldw. Co. 3 Pions. | 79 Searchlight Section. | |||||||
| 311 T. M. Co. | 511 Signal Command: | |||||||
| 353 Searchlight Section. | 511 Tel. Detch. | |||||||
| 272 Searchlight Section. | ||||||||
| 511 Tel. Detch. | ||||||||
| Medical and Veterinary. | 217 Sanitary Co. | 217 Ambulance Co. | ||||||
| 10 Ldw. Field Hospital. | 105 Field Hospital. | |||||||
| 17 Ldw. Field Hospital. | 150 Field Hospital. | |||||||
| 211 Vet. Hospital. | ||||||||
| Odd Units. | 11 Ldw. Div. Cyclist Co. | 11 Ldw. Div. Cyclist Co. | ||||||
| Attached. | 70 Ldw. Brig.: | |||||||
| (424 Inf. & Consbruch Rgts. “1 and 2 Allenstein.”) | ||||||||
| (20 C. Dist. 1 and 2 Btns. Landst.). | ||||||||
| 1 Lotzen Landst. Btn. (20 C. Dist. Btn. No. 4). | ||||||||
| Neustadt Landst. Btn. (17 C. Dist. Landst. Btn. No. 9). | ||||||||
HISTORY.
(18th Landwehr: Twentieth District—Eastern part of West Prussia. 75th Landwehr and 76th Landwehr: Ninth District—Schleswig—Holstein and Mecklemburg.)
1914.
East Prussia-Poland.
1. This division is the former Von Einem Division, which, with the Jacobi Division (former 10th Landwehr Division), formed the 1st Landwehr Corps on the Eastern Front in 1914–15. It took part in the battle of Tannenberg in August and fought near Lyck in October, 1914.
2. From November to December the 1st Landwehr Corps held the defiles of the Masurian Lakes, the 33d and 70th Landwehr Brigades being in the region of Angerburg and Loetzen.
1915.
1. In February, 1915, the 1st Landwehr Corps was identified between Mariampol and Suwalki.