Sino-Soviet relations

Inside the Museum of the War of Chinese People's Resistance Against Japanese Aggression, Beijing

Sino-Soviet relations (simplified Chinese: 中苏关系; traditional Chinese: 中蘇關係; pinyin: Zhōng-Sū Guānxì; Russian: советско-китайские отношения, sovetsko-kitayskiye otnosheniya), or China–Soviet Union relations, refers to the diplomatic relationship between China (both the Chinese Republic of 1912–1949 and its successor, the People's Republic of China) and the various forms of Soviet Power which emerged from the Russian Revolution of 1917 to 1991, when the Soviet Union ceased to exist.