Apr–May 1916Easter Risingin Ireland
31 May–1 Jun 1916British and Germanfleets clash
4 Jun–20 Sep 1916Russia launchesBrusilov Offensive
Jun–Nov 1916Central Asian Revoltagainst Russia
1 Jul–18 Nov 1916Britain and Franceattack Germanyin the Somme
6–17 Aug 1916Italy attacksAustria-Hungary
27 Aug 1916Romania joins Allies
24 Oct–5 Nov 1916French counterattackat Verdun