_Hythe_ sunk, 29 O 5 Immelman shot down, 18 Je 6 _Imperatritsa Maria_ sunk, 20 O 6 _India_, H.M.S., sunk, 8 Au 5 Indian Corps reaches France, 19 O 4; is attacked at Festubert, 23 N 4; attacks at Givenchy, 19-22 D 4; leaves France, 28 D 5 Infantry Hill stormed by British, 14 Je 7; by Germans, 2 Au 7; by British, 3 Au 7 _Intrepid_, H.M.S., sunk, 23 Ap 8 Inverness Copse captured by British, 20 S 7 Ipek captured by Austrians, 7 D 5; by the Allies, 14 O 8 _Iphigenia_, H.M.S., sunk, 23 Ap 8 IRELAND: a rebellion breaks out in, 20 Ap 6; riots in Dublin, 24-26 Ap 6; martial law proclaimed, 27 Ap 6; the rebellion crushed, 1 My 6; the Convention meets, 25 Jl 7; Sinn Fein leaders arrested, 17 My 8; Home Rule and Conscription renounced by Govt., 21 Je 8 (_see also_ Casement) Irkutsk occupied by Czecho-Slovaks, 8 Jl 8; again, 17 Au 8 Irles captured by British, 10 Mh 7 _Irresistible_, H.M.S., sunk, 18 Mh 5 Ishtip captured by Serbians, 25 S 8 Isonzo, fighting on the, 2-29 Jl 5, 14 Au 6, 14 S 6; an Italian offensive on the, 14 My-10 Je 7; another, 19 Au 7 Ispahan captured by Russians, 19 Mh 6 Istabulat, a British victory at, 18 Ap 7; the Turks evacuate, 21 Ap 7 ITALY: declares her neutrality, 3 Au 4; declares war on Austria, 23 My 5; invades Austria, 24 My 5; declares war on Turkey, 20 Au 5; on Bulgaria, 19 O 5; on Germany, 28 Au 6; Sig. Orlando becomes Premier, 28 O 7; French troops arrive, 3 N 7; British troops arrive, 4 N 7 _Itchen_, H.M.S., sunk, 6 Jl 7 Ivangorod invested by Germans, 22 Jl 5; captured by Austro-Germans, 5 Au 5 Ivanoff, Gen., superseded, 4 Ap 6 _Ivernia_ sunk, 1 Ja 7 Jablonica occupied by Russians, 15 Au 6 ---- Pass carried by Russians, 22 Au 6; fighting near, 2 S 6 Jabussi occupied by British, 14 O 4 Jackson, Sir H., apptd. First Sea Lord, 28 My 5; succeeded by Sir John Jellicoe, 29 N 6 Jacobeny, fighting at, 13 F 7 Jacobstadt occupied by Germans, 21-22 S 7 Jaffa, the British enter, 17 N 7 JAPAN: sends an Ultimatum to Germany, 15 Au 4; declares war on Germany, 23 Au 4; lands troops at Tsingtau, 2 S 4; occupies Marshall Islands, 7 O 4 Jardar, the Battle of the, 17-19 Au 4 Jaroslav captured by Russians, 23 S 4; the Battle of, 4 N 4; captured by Austro-Germans, 14 My 5 _Jason_, H.M.S., sunk, 7 Ap 7 Jassin occupied by British, 2 Ja 5; by Germans, 19 Ja 5 Jaunde captured by British, 1 Ja 6 Jeddah captured by Grand Sherif, 16 Je 6 Jellicoe, Sir J., assumes command of British Home Fleets, 4 Au 4; apptd. First Sea Lord, 29 N 6; succeeded by Sir R. Wemyss, 26 D 7 Jericho captured by British, 21 F 8 Jerusalem captured by British, 9 D 7; entered formally, 11 D 7 Jifjaffa, skirmish at, 13 Ap 6 Jisr-ed-Damieh, a British reverse at, 1 My 8