Greek forces commanded by Siaphakas, Kontogiannes, Skaltsodemos, Dyovouniotes, and others won a great victory against the forces of Dramali in Hypate, Phtiotis.

The Greek submarine Katsones, under the command of Vasileios Laskos, in an audacious penetration of the bay of Gytheion, torpedoed and sank a German minelayer.