Battle of Java (1942) Ambon and Netherlands New Guinea) became the responsibility of the Imperial Navy. The other units were deployed to other combat areas in the Pacific or returned to Japan. The surrender of the Dutch marked the end of the ABDA defence in the Dutch East Indies and the collapse of the "Malay Barrier" (or "East Indies Barrier"). Because the Allied naval force had been destroyed, the Indian Ocean and the approach to Australia lay open to the Imperial Japanese Navy. Battle of Java (1942) The Battle of Java (Invasion of Java, Operation J) was a battle of the Pacific theatre of
Tonga Trench midway between two large oceanic plateaux north and south of the Tonga Trench respectively: Manihiki to the north and Hikurangi to the south. These plateaux once formed part of the Ontong Java-Manihiki-Hikurangi large igneous province (LIP). Spreading between the plateaux ceased when Hikurangi collided with the Chatham Rise east of New Zealand at 86 Ma. The western end of the Osbourn Trough is bounded by the Tonga Trench and its eastern by the Wishbone–East Manihiki Scarp. In between the Osbourn Trough is divided into three segments separated by dextral offsets. Near the Tonga Trench the bathymetry of these structures is