HC Deb 04 December 1946 vol 431 c330
45. Mr. Horabin

asked the Prime Minister if he will state the date on which overtures for peace were first received from Japan; the date on which the decision was reached to drop the first atomic bomb on Japan; and the date on which the bomb was dropped.

The Prime Minister (Mr. Attlee)

The decision in principle to use atomic weapons against Japan was taken at the beginning of July, 1945, and the first bomb was dropped on 6th August. The offer of peace made to Japan by the Potsdam Declaration on 26th July was not accepted until 10th August.