Jabi of Silla also known by his title Jabi Maripgan, was the 20th ruler of the Korea

Korea

Korea ) is an East Asian geographic region that is currently divided into two separate sovereign states — North Korea and South Korea. Located on the Korean Peninsula, Korea is bordered by the People's Republic of China to the northwest, Russia to the northeast, and is separated from Japan to the...

n kingdom of Silla

Silla

Silla was one of the Three Kingdoms of Korea, and one of the longest sustained dynasties in...

. He was the eldest son of King Nulji

Nulji of Silla

Nulji was the nineteenth king of Silla, one of the Three Kingdoms of Korea. He was the son of King Naemul and Lady Boban, who was the daughter of King Michu....

, and his mother was the daughter of King Silseong

Silseong of Silla

Silseong of Silla , whose name is also given as Silju or Silgeum, was the 18th ruler of the Korean kingdom of Silla. He was the son of the general Kim Daeseoji, who was the younger brother of King Michu...

. He married the daughter of Kim Misaheun.

In 474, Goguryeo

Goguryeo

Goguryeo or Koguryŏ was an ancient Korean kingdom located in present day northern and central parts of the Korean Peninsula, southern Manchuria, and southern Russian Maritime province....

 launched a massive assault on Baekje

Baekje

Baekje or Paekche was a kingdom located in southwest Korea. It was one of the Three Kingdoms of Korea, together with Goguryeo and Silla....

, Silla's neighbor to the west. Jabi sent troops to aid Baekje, forming a historic alliance between the two kingdoms which lasted into the 6th century.