Sea War
North SeaÂ: Harwich Force destroys Zeppelin L43.
North Atlantic: U-boat sinks AMC HMS Avenger.
Western Front
Flanders: 3rd Australian Division attack Infantry Hill (lose ground on June 18, regain it on June 20).
Southern Fronts
Greece: British detachment lands at Piraeus after c.9,500 French soldiers on June 12. 500 British soldiers reinforce French at Larissa on June 16 also to gain grain supplies.