Western Front
First successful night aircraft vs aircraft combat: Germans Peter and Frohwein in DFW C-V destroy 2 French bombers on landing approach to Malzeville (night February 11-12).
Somme: North of the Ancre British take about 600 yards of German trenches near the Beaucourt-Puisieux road.
South of Serre Hill Germans attack British new positions, but “are decimated”.


Eastern Front
Romania: South of Halicz small Bulgarian forces force the Dniester on the ice, but are driven back by a counter-attack.

Southern Front
Italy: East of Gorizia the Italian recover the trenches taken by the Austrians, and make 100 prisoners.

Asiatic and Egyptian Theaters
Mesopotamia: At Kut, British resume attack on river bank of Tigris, hemming the Turks in on the Dahra bend, taking all but the last line of trenches.

Naval and Overseas Operations
Mediterranean: The U.S. merchantman S.S. Lyman M. Law sunk by a submarine off Sardinia.
East Africa: Lettow-Vorbeck attacks British outposts at Johannesbruecke and Nyamasi on Songea-Lake Nyasa supply line to cover his retreat towards Portuguese frontier.
Ethiopia: Judith (Zawditu) crowned Empress in Addis Ababa (Central Powers represents not invited).

Political, etc.
Germany: Government attempts to re-open talks with USA via Swiss Minister. Wilson declines on February 13 unless February 1 (unrestricted U-boat warfare) measure lifted.
Kaiser Wilhelm organizes a conference with military and government leaders to discuss the resumption of unrestricted submarine warfare.
German Government state that the restraint placed on Mr. Gerard was an error of minor officials.
Russia: Russian government announces the arrest of 11 labor leaders on charges of belonging to revolutionary parties & fomenting a labor movement.
France: Prince Sixtus meets Jules Cambon for Austrian peace offer and returns to Switzerland, meeting Emperor’s envoy Cont Erdody at Neuchatel (February 13 and 21).
French Senator Raoul Gomot warns that French wheat harvests for 1917 will fall to 50 million bushels, from a prewar level of 90 million.
United States: Report shows the U.S. conducted $2 billion worth of trade with Allied nations in 1916, and German submarine warfare threatens this trade.
U.S. Senate discusses a bill that will give military training for 6 months without pay to all men who turn 19.
U.S. government refuses to negotiate with Germany unless it immediately ends its “illegal” submarine warfare.
Switzerland: James W. Gerard, U.S. ambassador to Germany, safely crosses the German border into neutral Switzerland.
Swiss Minister sends a message from Germany to U.S.A. suggesting a discussion on ways and means of preventing war.

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On the kinkometer, my kink measures as a sine wave.