Early Communication
Print Revolution
100

This early form of communication used pictures carved or painted on walls.

Cave Paintings

100

Johannes Gutenberg invented this device in the 1450s.

Printing Press

200

Ancient civilizations used this writing material made from reeds.

Papyrus

200

The first mass‑produced book printed by Gutenberg.

Bible

300

This empire created the first large-scale postal system.

Persian Empire

300

These inexpensive newspapers in the 1800s made news accessible to the working class.

Penny Papers

400

This invention around 105 CE allowed China to spread written communication widely.

Paper

400

This type of journalism used sensational headlines to attract readers.

Yellow Journalism

500

The Inca used this system of knotted cords to record information.

Quipu

500

This 17th‑century publication is considered one of the earliest newspapers.

Oxford Gazette

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