TheCodeBreakers
" The surprise, the
concentration, were engineered days before in a basement office a
thousand miles from the scene of the action, where the solution of
messages in JN25b (abetted by the recoveries of the other cryptanalytic
units) and its internal time and place ciphers forged effects more crucial
to the course of history than any other solution except that of the
Zimmermann telegram. The codebreakers of the Combat Intelligence Unit
had engrossed the fate of a nation. They had determined the destinies of
ships and men. They had turned the tide of a war. They had caused a
Rising Sun to start to set.
There was no single moment when the Battle of Midway was suddenly
and decisively won, and so there was no burst of wild cheering in the
basement office. The cryptanalysts reacted prosaically. The unit went on
a watch in three instead of a watch and watch. It was also expanding
rapidly. By the next year, it had changed its name to Fleet Radio
ini-N i/vi^a