May 4 (Tues.)

Gallipoli:—The British fail in an attack at Gaba Tepe.

May 5 (Wed.)

The Germans recapture 'Hill 60' (see Apr. 21).

South-West Africa:—Union forces occupy Karibib.

May 6 (Thur.)

Gallipoli:—The Second Battle for Krithia begins (see May 8).

May 7 (Fri.)

The Lusitania is torpedoed by a German submarine off the Old Head of Kinsale; 1198 lives are lost (including 124 Americans).

The British destroyer Maori is sunk by a mine in the North Sea.