History of the Marshall Islands several in Micronesia. On September 29, 1914, Japanese troops occupied the Enewetak Atoll, and on September 30, 1914, the Jaluit Atoll, the administrative centre of the Marshall Islands. After the war, on June 28, 1919, Germany signed (under protest) the Treaty of Versailles. It renounced all of its Pacific possessions, including the Marshall Islands. On December 17, 1920, the Council of the League of Nations approved the South Pacific Mandate for Japan to take over all former German colonies in the Pacific Ocean located north of the Equator. The Administrative Centre of the Marshall Islands archipelago remained Jaluit. The German
History of the Marshall Islands to abandon their islands in decades, not centuries, as previously thought". A report in mid 2017 by Stanford University, some 70 years after 23 atomic bombs were detonated on Bikini Atoll, indicates abundant fish and plant life in the coral reefs. That area of the islands was still not habitable by humans, however, due to contamination by radioactivity. A 2012 report by the United Nations had indicated that the contamination was "near-irreversible". History of the Marshall Islands Micronesians settled the Marshall Islands in the 2nd millennium BC, but there are no historical or oral records of that period. Over time,