22nd March 1917
Western Front
Increased enemy resistance on British front from west of St. Quentin to south of Arras.
Heavy snow storms.
French progress north of Tergnier (Oise) and north of Soissons, despite stiffening defence.
Eastern Front
Russians retake lost trenches near Lida (Vilna).
Naval and Overseas Operations
"
Moewe" German raider, reported returned to a home port after second cruise in Atlantic, having sunk 111,000 tons of British shipping.
Political, etc.
Ex-Tsar reaches Tsarskoye-Selo.
The United States becomes the first nation to recognize the Provisional Government of Russia.
Great Britain, France and Italy recognise Provisional Government in Russia. Death penalty in latter abolished.
Archangel route in danger zone.
British danger zone in North Sea extended towards Holland and Jutland from 2 April.
13,000 people rally in Madison Square Garden in New York City to demand war against Germany.
Ship Losses:
Attika (Norway) The cargo ship was sunk in the Atlantic Ocean north west of Ireland (54°50′N 12°50′W) by
SM U-81 ( Kaiserliche Marine). Her crew survived.
Efeu (Norway) The sailing vessel was sunk in the English Channel 10 nautical miles (19 km) west south west of Dungeness, Kent, United Kingdom by
SM UC-66 ( Kaiserliche Marine). Her crew survived.
Chorley (United Kingdom) The cargo ship was torpedoed and sunk in the English Channel 25 nautical miles (46 km) east by south of Start Point, Devon (50°14′N 3°02′W) by
SM UC-48 ( Kaiserliche Marine). Her crew survived.
Curlew (United Kingdom) The fishing smack was scuttled in the English Channel 14 nautical miles (26 km) south of Berry Head, Devon by
SM UC-17 ( Kaiserliche Marine). Her crew survived.
Egenaes (Norway) The coaster was sunk in the North Sea 10 nautical miles (19 km) east of Peterhead, Aberdeenshire, United Kingdom by
SM UC-45 ( Kaiserliche Marine) with the loss of five of her crew.
Hugin N(orway) The cargo ship was sunk in the Atlantic Ocean 10 nautical miles (19 km) south of Ar Men, Finistère, France by
SM UC-36 ( Kaiserliche Marine). Her crew survived.
Malmanger (Norway) The tanker struck a mine laid by
UC 43 (Erwin Sebelin) and sank in the Atlantic Ocean 2 nautical miles (3.7 km) south of Baltimore, County Cork, United Kingdom (51°23′N 9°30′W). Her crew survived.
Providence (United Kingdom) The cargo ship struck a mine laid by
UC 48 (Kurt Ramien) and sank in St. George's Channel 1.25 nautical miles (2.32 km) south by west of the Barrels Lightship ( United Kingdom). Her crew survived.
Rio Colorado (United Kingdom) The cargo ship struck a mine laid by
UC 50 (Rudolf Seuffer) and sank in the North Sea off the mouth of the River Tyne with the loss of ten of her crew.
Rotorua (United Kingdom) The cargo ship was torpedoed and sunk in the English Channel 24 nautical miles (44 km) east of Start Point, Devon (50°17′N 3°07′W) by
SM UC-17 ( Kaiserliche Marine) with the loss of a crew member.
Sirius (Norway) The barque was scuttled in the North Sea (58°40′N 1°50′E) by
SM U-57 ( Kaiserliche Marine) with the loss of a crew member.
Stuart Prince (United Kingdom) The cargo ship was torpedoed and sunk in the Atlantic Ocean 85 nautical miles (157 km) west by north of Broadhaven, County Cork (55°28′N 11°20′W) by
SM U-66 ( Kaiserliche Marine) with the loss of twenty crew.
Susanna (Norway) The coaster was scuttled in the North Sea 6 nautical miles (11 km) south east by south of Aberdeen (57°04′N 1°54′W) by
SM UC-45 ( Kaiserliche Marine). Her crew survived.
Svendsholm (Norway) The full-rigged ship was shelled and sunk in the Atlantic Ocean west of the Fastnet Rock (50°34′N 15°45′W) by
SM U-24 ( Kaiserliche Marine). Her crew survived.