0 secret action taken by a country to prevent another country from discovering its military, industrial, or political secrets
Espionage and counter-espionage have greatly flourished during the war.
It was the certainty of retaliation which kept the actual war a cold one—a war of provocation and trickery and counter-espionage, but not of mutual extermination.
In this perpetual conflict between espionage and counter-espionage it is, of course, never possible to present a complete account to the public.
I have never served in either the counter-espionage or the secret services.
It provided more leads for counter-espionage work than any other counter-espionage operation.
Spies are employed to go out and obtain information, and that makes the opponent set up counter-espionage organisations to catch them.
If so, why are we spending so many millions on building up espionage and counter-espionage services of our own?
In this case, as in every other case of counter-espionage, it is, of course, essential not to let the others know what you know.
