Conqueror of spies

The entire world has never witnessed a period that was engulfed by a devastating espionage war, such as World War II....It was a war that ignited the whole world, and millions of people were killed...But few people know that, despite its wars and battles, it was resolved by another conflict that no one felt in its days...Intelligence conflict....And spies...When it ended, some of those who participated in it deservedly deserved the title of spy....Others had a more dangerous title...Title: Conqueror of spies.