With Our Own Hands North Korea: Taming the West Sea a lesson in Taming Turbulent Imperialism by Korean People

Democracy and Class Struggle says transforming a rough sea with the West Sea Barrage is an apt metaphor for the transformation of that wild turbulent Foreign Imperialism in North Asia which will be tamed by the Korean People.

Confidence in Korea is confidence in its People and confidence in its leadership.

Also look at massive land reclamation projects in North Korea to increase food production in 21st Century

https://democracyandclassstruggle.blogspot.co.uk/2017/10/north-korean-agriculture-taegyedo.html