18세기 후반 30여 년간 베트남은 떠이선 반군에 의해 응우옌 왕조가 붕괴하기 직전까지 가는 심각한 위기에 직면했다.
For more than 30 years, in the second half of the 18th century, Vietnam was faced with a serious crisis that was on the verge of the collapse of the Nguyen dynasty by floating rebels.