Plurale: Yalus

River in eastern Asia; rises in North Korea and flows southwest to Korea Bay (forming part of the border between North Korea and China); Also called: Yalu River.
River forming the northern boundary between North Korea and Jilin and Liaoning provinces (Manchuria) in China; length 790 km/491 mi. It is only navigable near the mouth and is frozen Nov to March.
It was the site of major battles in both the Sino-Japanese (1894) and Russo-Japanese (1904) wars, and later was a line of confrontation in the Korean War 1950–53.

Plurale: Yalu Rivers

A battle in the Korean War (November 1950); when UN troops advanced north to the Yalu River 200,000 Chinese troops crossed the river and drove them back.

Plurale: Yalungs

Yalong.