Unification Minister Kim Yeon-chul is to visit an estuary of the Han River near the border with North Korea on Wednesday in an effort to renew South Korea’s commitment to jointly using the waterway with the communist nation. Under a military agreement signed at a 2018 summit between President Moon Jae-in and North Korean leader Kim Jong-un, the two sides agreed on the joint use of the Han River estuary along their western border and conducted joint waterway research. But the project has stalled since the no-deal summit between the North and the United States in February last year. The unification minister’s visit to the estuary is seen as aimed at sending a message to the North that it remains committed to the project. “The visit has been arranged so that (the minister) can see for himself...