Archive - Secret Worlds

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A Civil War Secret Agent's Struggles with a Cipher

16 hr ago

And why there isn't one. . .

Aug 12

Imperial Germany’s Mysterious Fraülein Doktor

Aug 5

Don Antonio Pérez, Elizabethan Agent-of-Influence

Jul 29

Colonel Lea's Covert Mission to Kidnap an Emperor

Jul 22

Spying and Flying in 19th-Century Paris

Jul 12

A Medieval Spy Story

Jul 5

Breaking a 16th-Century Holy Roman Emperor's Cipher

Jun 29

Tradecraft and Trickery in the Aegean World

Jun 21

Musical codes, now and then. Is a catchy tune the best way to send a secret message?

Jun 14

The assassination of Georgi Markov in London in 1978. Who killed the Bulgarian dissident, why, and how? A mystery solved.

Jun 8

This is Secret Worlds, a newsletter about Historical Espionage.

Mar 6

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