The Battle of Pusan Perimeter was fought in August and September of 1950 between United Nations forces combined with South Korean forces and the forces of North Korea. The U.N. and Republic of Korea forces held Pusan until the Inchon landing, then launched a counter-attack, defeating the North. 1950 (MCML) was a common year starting on Sunday (link will take you to calendar). ... National motto: 널리 인간 세계를 이롭게 하라 Translation: Broadly bring benefit to humanity Official language Korean Capital Seoul Largest city Seoul President Roh Moo-hyun Prime Minister Lee Hae-chan Area  - Total  - % water Ranked 108th 99,274 km² 0. ... Pūsan is also a Vedic Hindu god. ... Incheon Metropolitan City is a metropolitan city and major seaport on the west coast of South Korea, near Seoul. ...