The Fourth Group was a Korean avant-garde art collective that existed from June to August in 1970. Led by artist Kim Ku-lim, the group's membership was open to people hailing from diverse backgrounds. According to Kim Ku-lim, the reasoning behind the group's name was that, "By using the number 4, I attempted to break through conventions in the Korean art world as well as in Korean Society because this number carried negative nuances throughout our history."

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