War declared by a Central Power (named at top of column). In all other cases declaration of war was first made by an Entente Power.

red the case of Portugal a resolution was passed on November 23, 1914, authorizing military intervention as an ally of Great Britain; on May 19, 1915, 'military aid was granted; on March 8,[1916, Germany

declared war on Portugal.

This map represents the peace settlements as nearly as they could be learned March 16, 1918. Necessarily the representation is somewhat uncertain and the lines are only approximate.