MOC Communications and Signals
How information moved, was controlled, and was weaponized — from signal flags to spy networks.
Subdomains
- Signal_Systems_Index — flag codes, Popham’s telegraph code, semaphore, heliograph, visual telegraphy
- Espionage_Networks_Index — spy rings, agents, dead drops, double agents, naval intelligence
- Codebreaking_Ciphers_Index — encrypted dispatches, broken codes, cipher systems
- Postal_Dispatch_Index — how orders and news physically moved across empires and oceans
- Press_Information_Index — how news spread to the public, rumor vs. fact, information control
Key Notes
- England Expects Signal — Trafalgar 1805 — first filled signal note; Trafalgar hoist
- Nile Attack Signal — 3pm 1 August 1798 — 3pm hoist only; overflow
- Nelson–Hamilton Affair — Press Sensation — first filled press-information note; press sensation only
- News of Paul I’s Death — Not Yet Arrived — first filled postal-dispatch note; news lag only