Target and events The primary target of the doctrine was  the USSR; however, additional targets also included the People's Republic of China, Vietnam, and North Korea. After the collapse of the USSR in 1991  , China became the major target of the doctrine  .
Target and events The primary target of the doctrine was originally the USSR; however, additional targets also included the People's Republic of China, Vietnam, and North Korea. After the collapse of the USSR in 1991 and the China's economic prominence in the early 21th century , China became the major target of the doctrine due to rising anti-Chinese sentiment in the United States .
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originally
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and the China's economic prominence in the early 21th century
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due to rising anti-Chinese sentiment in the United States