Germany: Chancellor agrees to unrestricted U-boat war advocated by Chief of Naval Staff Pohl.
Bread and flour rationing in Berlin, 4.14lb per week (nationally from June) where War Board for metal industry set up.
Austria: During February ‘Metal Central Ltd’ formed to requisition scrap.
Britain: End of industrial truce (47 strikes with 209,000 working days lost in February). 15.6% of workforce now enlisted. 126,000t per day seaborne coal now by rail.
French artillery uses in early February the first sound-ranging sets (BEF experiments with them in Ypres sector in October, 1915).
Flanders: British 2nd Division storms trenches near Cuinchy.
Champagne – Third Battle of Perthes: German attack repulsed until February 3.
Poland: Mackensen’s 100,000-strong Ninth Army attacks at Bolimow, takes 3 villages in 6-mile advance but Siberian and other reserves (total 3 divisions) retake them and stabilize front until February 6. German losses 20,000 men, Russian 40,000.
Carpathians: Brusilov advances from Dukla Pass to Upper San; Russians evacuate Tucholka and Beskid Passes, advance near Uzsok Pass until February 3.
Uganda and Congo: Anglo-Belgian agreement on Uganda-Congo border. Brigade-General Malleson opens military talks at Ruchuru on February 14.
Cyrenaica: During February Nuri Pasha (Enver Pasha’s half-brother) smuggled in from Syria to aid Senussi.
Britain: British Admiralty bans neutral fishing boats from ports, due to erroneous Grand Fleet fear that they are minelaying. During February Scapa Flow becomes boom defences.
Arctic: During February the old Royal Navy pre-dreadnought Jupiter arrives at Archangel at record early date to serve as icebreaker until May.
Western Front: During February future top French and Allied ace Fonck posted to Saint-Cyr for aviation training. French introduce Dorand bombsight.
Turkey: German military mission sent to Constantinople to reorganize Turk Army air corps.
Eastern Front: Russian heavy bombers first equipped with defensive armament, which will be progressively increased.
Bulgaria: Due de Guise in Sofia to persuade Tsar Ferdinand to join Allies.
USA: By now US Army using films for training.