Emperor Taizong of the Khitan-led Liao dynasty captures Daliang, ending the dynasty and empire of the Later Jin.

Emperor Taizong of Liao, personal name Yaogu, sinicised name Yelü Deguang, courtesy name Dejin, was the second emperor of the Khitan-led Liao dynasty of China.

The Khitan people were a historical nomadic people from East Asia and parts of North Asia who, from the 4th century, inhabited an area corresponding to parts of modern Mongolia, Northeast China and the Russian Far East.

The Liao dynasty, also known as the Khitan State, officially the Great Liao, was a Khitan-led imperial dynasty of China and empire ruled by the Yelü clan that existed between 916 and 1125. Founded around the time of the collapse of the Tang dynasty, at its greatest extent it ruled over Northeast China, the Mongolian Plateau, the northern part of the Korean Peninsula, southern portions of the Russian Far East, and the northern tip of the North China Plain.

Kaifeng is a prefecture-level city in east-central Henan province, China. It is one of the Eight Ancient Capitals of China, having been the capital eight times in history, and is most known for having been the Chinese capital during the Northern Song dynasty.

Jin, known as the Later Jìn or the Shi Jin (石晉) in historiography, was an imperial dynasty of China and the third of the Five Dynasties during the Five Dynasties and Ten Kingdoms period. It was founded by Shi Jingtang with aid from the Liao dynasty, which assumed suzerainty over the Later Jin. After Later Jin's second ruler, Shi Chonggui, fell out with the Liao dynasty, the Liao invaded in 946 and in 947, annihilated the Later Jin and annexed its former territories.