Memorandum on the Bombing of the S.S. Panay
Please tell the Japanese Ambassador when you see him at one o'clock:
1. That the President is deeply shocked and concerned by the news of indiscriminate bombing of American and other non Chinese vessels on the Yangtze, and that he requests that the Emperor be so advised.
2. That all the facts are being assembled and will shortly be presented to the Japanese Government.
3. That in the meantime it is hoped the Japanese Government will be considering definitely for presentation to this Government:
a. Full expressions of regret and proffer of full compensation:
b. Methods guaranteeing against a repetition of any similar attack in the future.
Franklin D. Roosevelt, Memorandum on the Bombing of the S.S. Panay Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/209052