N. Korea test-fires submarine-launched missile: Seoul

S. Korea, China, Japan vow to lead global efforts against N.K. provocations

Korea works on port development, marine hygiene with UN, Ecuador

Korea, Uzbekistan join hands on e-gov't, public administration

Vietnam, Morocco, India tap into Korean development

President to attend G20, ASEAN summits

Gov't 3.0 now available via app

N. Korean PR expert defects to South