沈志华 李丹慧 中苏关系史(1945-1969)【完整版上部】（目录详见YouTube下方置顶评论 评论内点击蓝色时刻 可直接跳转分集）

The lecture, delivered by Professor Shen Zhihua and his wife Li Danhui, covers the history of Sino‑Soviet relations from 1945 to 1969. It begins with the Soviet diplomatic strategy and policy toward China after the war (00:00), then discusses Stalin’s role in the Chinese Civil War (1:21:08), the political foundations of the Sino‑Soviet alliance (2:11:09), the signing of the Sino‑Soviet Treaty and subsequent conflicts of interest (3:05:26), positions on the Korean unification issue (4:42:59), China’s intervention in Korea and Sino‑Soviet cooperation during the war (5:46:20), and the opening of a new chapter in Sino‑Soviet relations by Moscow (6:24:01). The second part continues with the 20th Party Congress and its impact on Sino‑Soviet relations (0:00:00), the Hungarian–Polish incident and Mao’s support for Khrushchev (0:34:54), classic cooperation at the Moscow conference (1:34:34), joint naval operations and the blockade of Kinmen (2:26:30), the Great Leap Forward and internal policy differences (2:56:41), the Soviet withdrawal from China and the publicization of Sino‑Soviet disagreements (3:27:18), the start of the ideological battle and the breakdown of the alliance (4:00:37), and the fundamental causes and internal logic of the alliance’s collapse (5:40:35).