On February 6, 1950, the ROC air force bombed Shanghai, causing extensive damage to American-owned property in the city including the Shanghai power company.[3]: 125 The American government responded by sending a diplomatic protest to the Nationalist Ministry of Foreign Affairs.[3]: 125 Yeh defended the bombing to American diplomats and stated that the ROC would provide early warning before such attacks in the future.[3]: 125 The United States rejected the proposed arrangement and the American chargé d'affaires warned Yeh that serious difficulties would arise if such things continued.[3]: 125
^Wen Yuan-ning, and others. Imperfect Understanding: Intimate Portraits of Modern Chinese Celebrities. Edited by Christopher Rea (Amherst, MA: Cambria Press, 2018), pp. 17–24, 153–55.