[武昌起义 / 武昌起義, Wǔ chāng qǐ yìㄨˇ ㄔㄤ ㄑㄧˇ ㄧˋ] the Wuchang Uprising of 10th October 1911 that led to Sun Yat-sen's Xinhai revolution and the fall of the Qing dynasty#78880
[为虎作伥 / 為虎作倀, wéi hǔ zuò chāngㄨㄟˊ ㄏㄨˇ ㄗㄨㄛˋ ㄔㄤ] to act as accomplice to the tiger (成语 saw); to take the part of the devil; to help a villain against honest people#79861