The Kamkodian-Sumatran War, also called the Four Systems War, was an armed conflict that took place between the planets of Kamkodia and Sumatra. The War lasted for two years, and was mainly a naval conflict. Though it was officially a draw, analysts agreed that the Royal Kamkodian Navy proved superior to the Sumatran Space Defense Force, Nyanmarese Naval Forces, and Austratt Imperial Navy.