GENERAL KNOWLEDGE

Detailed explanation-1: -Liao–Song relations Early on from the succession of the Song dynasty from the Five Dynasties in 960, relations between the Song and Liao were cordial. The Song had more important matters on their hand, namely conquering the remaining kingdoms in the south and north.

Detailed explanation-2: -Allying with the Song against their common enemy the Liao dynasty, the Jin promised to cede to the Song the Sixteen Prefectures that had fallen under Liao control since 938. The Song agreed but the Jin’s quick defeat of the Liao combined with Song military failures made the Jin reluctant to cede territory.

Detailed explanation-3: -The Song Empire (960–1279) was generally prosperous and at the time it was the world’s most powerful empire economically, scientifically, and militarily. However, the Song Dynasty came under constant threat from northern enemies, and after 319 years they were conquered by the Mongols.