Japan during World War I Army budget and expanding the fleet. The Navy thus gained significant political influence over national and international affairs. In the first week of World War I Japan proposed to the United Kingdom, its ally since 1902, that Japan would enter the war if it could take Germany's Pacific territories. On 7 August 1914, the British government officially asked Japan for assistance in destroying the raiders from the Imperial German Navy in and around Chinese waters. Japan sent Germany an ultimatum on 23 August 1914, which went unanswered; Japan then formally declared war on Germany on 23 August 1914 in the
Aftermath of World War I the exception of Czechoslovakia, they reverted to some form of authoritarian rule. Many quarreled amongst themselves but were too weak to compete effectively. Later, when Germany rearmed, the nation states of south-central Europe were unable to resist its attacks, and fell under German domination to a much greater extent than had ever existed in Austria-Hungary. At the end of the war, the Allies occupied Constantinople (İstanbul) and the Ottoman government collapsed. The Treaty of Sèvres, a plan designed by the Allies to dismember the remaining Ottoman territories, was signed on 10 August 1920, although it was never ratified by the