Germany–Japan relations Kaiserliche Marine in and around Chinese waters. Japan, eager to reduce the presence of European colonial powers in South-East Asia, especially on China's coast, sent Germany an ultimatum on 14 August 1914, which was left unanswered. Japan then formally declared war on the German Empire on 23 August 1914 thereby entering the First World War as an ally of Britain, France and the Russian Empire to seize the German-held Caroline, Marshall, and Mariana Islands in the Pacific. The only major battle that took place between Japan and Germany was the siege of the German-controlled Chinese port of Tsingtao in Kiautschou
Germany–Indonesia relations Indonesia. The German painter Walter Spies (1895-1942) settled on the island of Bali and his works influenced local art. President B.J. Habibie studied and spent most of his life in Germany. The bilateral diplomatic relations officially established in 1952 when Indonesia opened a representative office in Bonn for Federal Republic of Germany, and an embassy in 1976 in East Berlin for German Democratic Republic. During official visit to Indonesia in December 1, 2011, Federal President Christian Wulff and his counterpart, Indonesian President Susilo Bambang Yudhoyono, identified five key sectors of strategic partnership between Germany and Indonesia; trade and investments, health,