تعريف yalu river في الإنجليزية الإنجليزية القاموس.
Chinese Yalu Jiang or Ya-lü Chiang Korean Amnok -kang River, eastern Asia, between northeastern China and North Korea. Some 491 mi (790 km) long, it rises on the northern border of North Korea, then flows to Korea Bay. It is an important source of hydroelectric power and is navigable by smaller vessels for most of its course. It became a political boundary in the 14th century. During the Korean War, as UN forces battled toward it in 1950, Chinese troops crossed it, in effect marking their entry into the war
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
Yalu: river in eastern Asia; rises in North Korea and flows southwest to Korea Bay (forming part of the border between North Korea and China)