There is no such thing as "a pusin". However, "Pusan" is a city located in the extreme southeast South Korea. In-case you have misspelled it, you possibly mean "a poussin". A poussin is a butcher's term for a young chicken, it is a word with French origins.
The Pusan Perimeter was not a person. (that is all i know sorry)
Pusan National University was created in 1946.
Catholic University of Pusan was created in 1964.
Pusan Daewoo Royals ended in 2000.
Pusan Daewoo Royals was created in 1983.
UN forces pushed the Communist back from Pusan.............and advanced north
1950. The Pusan Perimeter was relieved in 1951 after Inchon.
Battle of Pusan Perimeter happened on 1950-09-18.
Battle of Pusan Perimeter logistics happened in 1950.
Pusan National University's motto is 'Truth, Liberty, Devotion'.
Incheon International Airport is the largest airport in South Korea. It is located in Incheon, South Korea.