South Koreans paid tribute to the 46 sailors who died during the 2010 sinking of the navy ship Cheonan.<br/> <br />Three years have passed since the event, but the wounds have not healed. (mourners crying)<br/> <br />South Korea blames the North for the sinking, saying they torpedoed the ship - a charge Pyongyang denies.<br/> <br />President Park Geun-hye urged its neighbour to end its provocation and threats.<br/> <br />(SOUNDBITE) (Korean) SOUTH KOREAN PRESIDENT PARK GEUN-HYE:<br/> <br />"North Korea should drop its nuclear weapons, missiles, provocations and threats and become a responsible member of the international society. This is the only way the north can survive."<br/> <br />The sinking of the Cheonan heightened tensions between the two nations who are still technically at war since the 1950-53 Korean War ended only in an armistice.<br/> <br />South Korea's Defence Ministry on Tuesday said it would retaliate against further North Korean provocation.
