Next time, the PLA will burn Hanoi to the ground to ensure that stubborn Vietnamese, like you, get the message. Defying Beijing carries a heavy cost.
In 1979, China burned the northern part of your country to the ground. Does China have to burn your whole country to the ground before you admit defeat?
Sino-Vietnamese War - Wikipedia, the free encyclopedia
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The Chinese invaded Northern Vietnam and captured some of the northernmost cities in Vietnam. On March 6 China declared that the gate to Hanoi was open and that their punitive mission had been achieved and retreated back to China.
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China achieved its strategic objective of reducing the offensive capability of Vietnam along the Sino-Vietnam border by implementing a scorched earth policy."