Western Front
Germany: Paul von Hindenburg and Erich von Ludendorff moved forward HQ from Spa to Avesnes.
Britain: British and Portuguese trench raids. Winston Churchill visits front until March 22.
Yser: Belgians (1,800 casualties) “repulse heavy local attacks” at three points and one east of Nieuport (March 30).
Hindenburg and Ludendorff at the map table:
https://i2.wp.com/ww2-weapons.com/w...dorff.jpg?ssl=1
Daylight air-raid by British on Mannheim.
Air ‘
Battle of Le Cateau’: Richthofen leads 30 fighters (among up to 50 German) vs 29 Royal Flying Corps aircraft, destroying 9 for 1 Albatros fighter. Germans claim total of 28 Allied aircraft for loss of 7.
British sentry near Peronne standing next to a bust wearing a helmet and having a smoke: © IWM (Q 9979):
https://twitter.com/CenturyAgoToday...049876227723265
American troops preparing for an assault near Badonviller. Their bags are filled with hand grenades: © IWM (Q 61343):
https://twitter.com/CenturyAgoToday...110525204946944
British soldier using a Lewis Machine gun tied to a wheel as an anti-aircraft gun: © IWM (Q 10749):
https://twitter.com/CenturyAgoToday...334767444013056
Eastern Front
Czech Legion begins rail journey east but stopped at Penza by Soviet troops on March 22.
Political, etc
Publication of manifesto by Premiers and Foreign Ministers of Entente regarding Germany's policy towards Russia and Romania; they refuse to recognize the peace treaties. (see 3rd and 14th).
United States: Short comedy film “The Bell Boy,” starring Buster Keaton and Fatty Arbuckle, is released:
https://archive.org/details/bellboy
Poland: (Special, 1921): The Polish–Soviet War, which determined the borders between the Republic of Poland and Soviet Russia, formally concluded with the signing of the Peace of Riga.
Netherlands: Dutch Government accept with reservations the Allied terms for use of Dutch shipping in United States and Entente ports (see 7th and 21st). Allies repeat it on March 19 and US Navy seizes 40 Dutch ships in her ports (March 20, full compensation to be given; 3000 sailors repatriated in July). Britain does likewise on March 21.