Battle of Arafura Sea

Battle of Arafura Sea (Indonesian: Pertempuran Laut Arafura or Pertempuran Laut Aru) was a battle in Arafura Sea on January 15, 1962 between Indonesia and the Netherlands. The incident occurred when the Dutch two destroyer ships, Frely, and Neptune attacked Indonesian RI Matjan Tutul (650), RI Matjan Kumbang (653) and RI Harimau (654) ship on a patrol. Commodore Yos Sudarso fall in this battle after calling his famous last message, "Kobarkan semangat pertempuran" (Stir up the spirit of battle).

Indonesian fleet under the command of Yos Sudarso, which at that time was in RI Matjan Tutul, managed to maneuver to distract the enemy so that only the focused attack to RI Matjan Tutul. RI Matjan Tutul sunk along with its crew, but the other two ships survived.