"Wo die Lerche singt"
Feb 1 Franz Lehar's opera "Wo die Lerche singt" ("Where The Lark Sings") premieres at the Király Theatre in Budapest, Hungary
- Feb 1 German spy Lothar Witzke arrested by CIP agent Byron S. Butcher at the US border at Nogales - only German spy sentenced in the US during WWI [1]
"Oh Lady! Lady!!"
Feb 1 Jerome Kern, Guy Bolton & P. G. Wodehouse's musical "Oh Lady! Lady!!", premieres at the Princess Theatre, NYC; runs for 219 performances
Gregory Conquers Julius Caesar
Feb 1 Russia adopts the Gregorian calendar (making the day February 14)
- Feb 3 Twin Peaks Tunnel for streetcars begins service in San Francisco, at 11,920 feet one of world's longest
- Feb 5 1st US pilot to down an enemy airplane, Stephen W. Thompson
- Feb 5 Separation of church and state begins in USSR
- Feb 6 Great Britain grants women (30 & over) the vote
- Feb 8 "Stars & Stripes,", weekly US armed forces newspaper, 1st published
- Feb 9 Sacha Guitry's "Deburan" premieres in Paris
- Feb 9 US Army chaplain school organizes at Ft Monroe, Virginia
- Feb 10 In Finland, General Carl Gustaf Emil Von Mannerheim gathers an army known as the 'White Guard' to mount a counter revolution against the Bolshevik 'Red Guard'
Russia Exiting WWI
Feb 10 Leon Trotsky declares that Russia is leaving World War I
Wilson's Four Principles
Feb 11 US President Woodrow Wilson makes another speech before Congress and announces 'the Four Principles' - freedom of navigation, and end to secret diplomacy, and similar items - that supplement his Fourteen Points
- Feb 14 USSR adopts New Style (Gregorian) calendar (originally Feb 1)
- Feb 15 Estonia, Latvia and Lithuania adopt the Gregorian calendar
- Feb 15 US army troop ship torpedoed & sunk by Germany off Ireland
- Feb 16 Lithuania declares independence from Russia & Germany (National Day)
- Feb 18 Germany renews its offensive against the Russians, making dramatic gains against disorganized and dispirited Russian troops
- Feb 21 Australians chase Turkish troop out of Jericho, Dutch Palestine
- Feb 21 The last Carolina parakeet dies in captivity at the Cincinnati Zoo (Cincinnati, Ohio)
- Feb 22 Germany claims Baltic states, Finland & Ukraine from Russia
- Feb 23 First victory of Red Army over the Kaiser's German troops near Narva and Pskov. Since 1923 this date become the Day of Red Army in honour of this victory.
- Feb 24 Estonia declares independence from Russia
- Feb 26 Stands at Hong Kong Jockey Club collapse & burn, killing 604
Admirals
Aviators
Gangsters
Generals
Industrialists
Suffragists