Western Front: French ace Fonck (20 victories to date) kills German ace and fighter leader Tutshek (27 victories) over Champagne.
Britain: Allies in London discuss Japanese intervention against Germans in Russia but Americans object. Sovnarkom allows Czech Legion evacuation to Omsk.
Finland: Mannerheim Offensive (12,000 troops) towards Tampere (until March 19), takes 700 PoWs and 10 guns. Second phase (March 20-25) cuts off town (until March 25), he cables for speedy German arrival on March 20.
Eastern Atlantic: Destroyer HMS Michael depth charges and sinks U-110 off North Ireland.
France: Explosion in Courneuve district near Paris (30 killed, 1500 wounded).
Britain: Haig’s son (later Earl Haig) born.