An example of the sensitivity and seriousness of the ownership issue of the Dokdo Islands from the Korean perspective is this live video feed on the ground floor of the Seoul City Hall. The accompanying plaque notes it has been on historical Korean maps since 1145 and, in 1900, Royal Edict number 41 declared it to be part of the territory of Korea. It further states the 1945 Potsdam Declaration reasserted the ownership by Korea.