Answer: 372 CE
Notes: Buddhism entered Korea in 372 CE. Buddhism entered in Korea from China. According to the official records, it entered during the reign of King Sosurim, the ruler of the Kingdom of Koguryo. King Sosurim of Goguryeo was the 17th ruler of Goguryeo, the northernmost of the Three Kingdoms of Korea. He was the son of King Gogugwon.
