Eastern Front
Ludendorff orders Tenth Army advance on Vilna.
Air War
France: German air raid on Compiegne.
Politics
Russia: Foreign and War Ministers say no peace with Germany while single enemy soldier on Russian soil; 2 million more troops to be used in the field.
Home Fronts
Germany: Kaiser signs order creating Finnish 27th Jaeger Battalion (2,000 volunteers), formed on May 1, 1916.