This paper studied the mutual relation of between ‘Three Kingdom’ and the Gaya, throughout the ‘Silla󰠏Baekje Alliance’. In ChapterⅡ, arranged the Gogureo's southward advance policy and the formation time of the Silla󰠏Baekje Alliance. Namely, Silla󰠏Baekje Alliance, not in the year 455 but 474, organized. In Chapter Ⅲ, studied about the Silla󰠏Baekje Alliance extension. After all, in 481, The war occurrenced between Gogureo󰠏Malgal Alliance and Silla󰠏Baekje󰠏Gaya Alliance. The latter took the victory that war. In Chapter Ⅳ, Silla󰠏Baekje Alliance changed its character. Since the 6th century, Silla󰠏Baekje Alliance attacked not only Gogureo but also Gaya. In other words, Silla󰠏Baekje Alliance troops made a raid on Banpa, Taksoon and Alla composed the Gaya. Banpa was opposed to Silla󰠏Baekje Alliance strongly. Taksoon was destroyed by Silla. Alla grew up its phase and organized relation with Gogureo confidentially.

This paper studied the mutual relation of between ‘Three Kingdom’ and the Gaya, throughout the ‘Silla󰠏Baekje Alliance’. In ChapterⅡ, arranged the Gogureo's southward advance policy and the formation time of the Silla󰠏Baekje Alliance. Namely, Silla󰠏Baekje Alliance, not in the year 455 but 474, organized. In Chapter Ⅲ, studied about the Silla󰠏Baekje Alliance extension. After all, in 481, The war occurrenced between Gogureo󰠏Malgal Alliance and Silla󰠏Baekje󰠏Gaya Alliance. The latter took the victory that war. In Chapter Ⅳ, Silla󰠏Baekje Alliance changed its character. Since the 6th century, Silla󰠏Baekje Alliance attacked not only Gogureo but also Gaya. In other words, Silla󰠏Baekje Alliance troops made a raid on Banpa, Taksoon and Alla composed the Gaya. Banpa was opposed to Silla󰠏Baekje Alliance strongly. Taksoon was destroyed by Silla. Alla grew up its phase and organized relation with Gogureo confidentially.

Mutual Relation of between Three Kingdom and the Gaya, Gogureo's southward advance policy, The Silla󰠏Baekje Alliance, The Gaya's oppose to Silla󰠏Baekje Alliance