Geo-bukseon lub Kŏbuksŏn (kor. 거북선), znany również jako "statek-żółw", to typ okrętu wojennego, używany przez Królewską Marynarkę Wojenną koreańskiej dynastii Joseon od XV do XIX w. Za prototyp pancernika uchodzi statek, użyty przez flotę koreańską w czasie japońskiej inwazji w roku 1592.
In 1592, the de facto ruler of Japan, Toyotomi Hideyoshi, ordered the invasion of Korea. Little did he know that the Koreans would fiercely resist their invasion, nor did he know that the Koreans had weapons technology far more advanced than that of Japan. Among that advanced technology was a heavily armed and armored warship called the “turtle ship”, a tough and mighty gunboat that better resembled a floating tank rather than a ship.
Image 2: The Turtle Ships of Medieval Korea. While the Japanese had firearms, Korean technology had developed far past Japan’s due to their contact with China. The key to the turtle ship’s power were its heavy cannon, about a dozen mounted on each side. The Japanese, who never mounted guns on a boat or ship, preferred to get in close and board the ship, fighting in hand to hand combat.
THE KOBUKSON, or "Turtle Ship" may be the world's first recorded ironclad warship type-- used by the Royal Korean Navy during the Joseon Dynasty from the early 15th century up until the 19th century. Turtle Ships were enclosed on all sides and primarily rowed, though they had two masts. Iron plates with spikes were bolted on the roof to prevent bording, and cannons fired in all directions. Used primarily against Japanese invaders, the Kobuksons were particularly effective vs. wooden…