The Epic History of Tsushima: Raiders, Invaders, and Kings Tsushima Island, located between Japan and Korea, has a rich history marked by raids, invasions, and royal interactions. In the 13th century, it was a key location during the Mongol invasions of Japan, where local defenders successfully repelled the attackers. Later, Tsushima became a significant trading post, fostering cultural exchanges between Japan and Korea. The island also played a strategic role in the Russo-Japanese War (1904-190