Franklin Roosevelt was convinced. He had riffled through reports from Lieut. General Joseph W. Stilwell in Burma; he had read correspondence from the efficient, silent Magruder mission in Chungking; he had seen transcripts of official Chinese broadcasts from XGOY, Chungking. He needed no more persuasion. He wrote:
"Authoritative reports are reaching this Government of the use by Japanese armed forces in various localities of China of poisonous or noxious gases. I desire to make it unmistakably clear that, if Japan persists in this inhuman form of warfare against China, or against any other of the United Nations, such action will be...