Nieuport and Dutch frontier, coast-line between, desirability of
Allied possession of, 312.

Nieuport and the Sea, German and opposing forces on the line from,
214, 231-2, 235, 268;
1915, why greater progress was not made during, 318-19
_proevi_, 342, 343.

Nivelles, German advance to, and beyond, 47.

Noeux-les-Mines, 209.

Nogent, French's own crossing of the Marne at, 135.

Nord, department of, 48.

Norfolk Regiment, 1st Batt., 23.

North German Coast, question of, as theatre of war, 315.

Northamptonshire Regiment, 1st Batt., 18, 250, 279;
at Givenchy, 328.

Northumberland Fusiliers,
1st Batt., 21, 146, 258, 284;
at Wytschaete-Messines, 235;
5th Batt., at Wytschaete, 297;
in the Battle of Ypres, 284.

Notre Dame de Consolation (E. of Vermelles), trenches near gained
by the French (Dec. 18), 326.

Notre Dame de Lorette, French struggle near, 324, 325.

Nottinghamshire and Derbyshire (Sherwood Foresters) Regiment, 2nd
Batt., 28.

Nouvelles, retirement on, effect of, 62.

Nouvelles-Harmignies-Givry line, 1st Corps on, 65.

Nouvron, French attack on, 154.

Noyon, British retirement on, 74;
G.H.Q. at, 84;
country near, personally reconnoitred by French, 85;
French check at, 154;
and concentration on, 158.

Obourg, 60, 62.

October 31 and November 1, fateful dates to the British Empire, 237.

Oesttaverne and Roozebeek, German infantry advance on, 246, 250;
French attack on, 247.

Offensive operations, British and French expectation of, and desire
for, 7, 11, 35, 43, 55, 92, 101, 107, 109-10, 144, 198, 220,
274 _et alibi_.

Officers, and men, Losses of, at Le Cateau and elsewhere, 78, 83,
86, 89, 210, 272;
Sympathy, instinctive, between, 88.

Officers' School of War, foundation of, 272, 295, 297.

Oise River, line of as possible place for a stand, considered, 74,
84, 85;
country reconnoitred by French, 85;
French troops retiring on, 88;
the line abandoned, 91;
Joffre's request for destruction of bridges over, 93;
French forces on, and hard fighting N. of, 182;
Sambre connection with, 50.

Oisy, Road bridge over Sambre Canal near, 51.

Oneux-Nouvion-en-Ponthieu line, British troops on, 199.

Operation of Dec. 14 _sqq._, state of the _terrain_
impeding movements, 323-4, 327.

Ordnance