Introduction Hr.Ms. it was fought the Indonesian waters, in between Borneo and Java, in 1942. The Battle of the Java Sea and The Battle of Sunda Strait An exhibition under this title was opened on 28 February 2017 in the Museum Bahari in Jakarta, Indonesia by H.E Minister Luhut Panjaitan. As a result of this 915 men died. These battles are important to consider in the Battle of the Java Sea, as they demonstrate a growing Japanese foothold in the region – a region which happened to be oil-rich. The different nationalities have not been trained to work together, e.g. The Battle of the Java Sea. Is this a trick question? The battle of the Java Sea, fought in February 1942, was the first major surface engagement of the Pacific War and one of the few naval battles of the entire war fought to a decisive victory. It turns out that during the battle not only the fatigue, but also the communication is problematic. Battle of the Java Sea (1942) Japanese forces had started to prepare for their attack at Java. First Karel Doorman decides to sail closer to the Japanese warships before giving the command to attack, because the guns cannot yet reach the ships. De Ruyter, flagship of Rear Admiral Karel Doorman, Hr.Ms. The Battle of the Java Sea lasted seven hours due to the determination of Admiral Doorman. Kortenaer were torpedoed by the Imperial Japanese Navy during the Battle of the Java Sea that took place on the 27th of February 1942. His handling of his fleet indicated that he felt any risk justified regardless of the odds or the unlikely probability of success; he demanded a decisive result and he got one. Java and Hr.Ms. The Battle of the Java Sea (27 February 1942) was a naval battle of World War II that saw a Japanese fleet inflict heavy losses on an ABDACOM fleet in the Java Sea, off the coast of the Dutch East Indies. In the battle, the Dutch destroyer HNLMS Piet Hein was destroyed. The exhibition marked the 75th anniversary of the series of Naval actions fought by the combined American, British, Dutch and Australian forces against the Japanese fleet in the Java Sea in 1942.