(FOURTH) GERMAN GNEISENAU OFFENSIVE VS FRENCH ON RIVER MATZ (until June 14) between Noyon and Montdidier (also known as First Battle of Lassigny) begins with midnight barrage which French pre-empt by 10-minutes thanks to deserter intelligence. Germans fire 750,000 rounds (15,000t) mustard gas, phosgene and diphenylchlorarsine: 3,918 gassed (32 deaths) until June 15. Hutier attacks with 11 divisions from 0300 hours, advances 6 miles, takes 8,000 PoWs, mauls 3 divisions and continues at night.
France: Clemenceau sacks Generals Duchene, (Degoutte replaces him in command of Sixth Army on June 10), Maud’huy and
Chretien (corps commanders) for Aisne failure.
Albania: French Annamites (Vietnamese) and Albanian Tirailleurs take Austrian-held Mt Kamia (7,054 ft) and 2 villages (night June 8-9) southwest of Lake Ochrid in 5-6-mile advance on 20-mile front (June 8-14), taking 400 PoWs and 10 guns for 50 casualties.
Salonika: General Guillaumat (recalled on June 6 by Clemenceau without consulting Allies) leaves in haste and secrecy for Paris.
Western Front: RAF 9th Brigade with c.200 aircraft and French 1st Air Division with 600 aircraft (forerunner of 1939-45 tactical air forces) intervene in Noyon-Montdidier ground battle. Germans claim 38 Allied aircraft for loss of 5.