Western Front
Oise: French Third Army occupies Tergnier on Crozat Canal, fights its way across on March 22.
German Army completes Operation Alberich, the planned withdrawal of around 25 miles (40km) to the Siegfried Stellung (Hindenburg Line).
(Listed for yesterday): Canadian forces begin preliminary bombardment and trench raiding of Vimy Ridge:
http://imgur.com/cVkmteV
A British soldier lifts a damaged figure of Christ at Le Barque, France:
http://imgur.com/Xti2WuH © IWM (Q 3874)
French civilians greet British soldiers in the ruins of Mons-en-Chausee:
http://imgur.com/8pZ78DU © IWM (Q 1874)
Eastern Front
Germans active near Lida (Beresina), in Galicia and on Romanian front.
Southern Front
Fighting by French, lasting for over a week, frees Monastir from daily bombardment. Central Powers make serious counter-attack but are repulsed.
Naval and Overseas Operations
North Sea: US tanker
Healdton sunk (20 die) by U-boat in Holland safety zone.
Asiatic and Egyptian Theaters
Russians continue to pursue Turks from Sakiz (Persia) towards Kermanshah.
Political, etc
Austria-Hungary: Government empowered to seize all supplies and fix prices (likewise in Hungary on March 23).
Germany: Philipp Scheidemann, leader of the Socialists in the German Reichstag, warns that Prussia must learn from the Tsar’s fate in Russia.
Russia: Ex-Tsar Nikolai Romanov arrested at Mogilev. Munitions and food problem in Petrograd being satisfactorily dealt with. Proposed eight hours day.
France: Vote of confidence in French Chamber.
United Kingdom: The first British guided missile anti-tank weapon is designed by Professor A.M. Low and begins flight trials at Upavon. The tests are unsuccessful.
Belgium: German decree partitions country with centers at Brussels and Namur; Flemish official language in West, French in Walloon districts.
United States: French Military Mission sails for New York.