Colossus was the world’s first programmable electronic digital computer. British codebreakers used Colossus to help to read German coded radio messages during World War II. These messages were sent between the German High Command, and Adolf Hitler’s top army commanders. Reading these messages helped the Allies to win the war.

Did you know?
-After the war all the secret Colossus computers were taken to pieces, so that no one would find out about them.
-The designs were destroyed
-Between the early 1990s and 2007, a working copy of a Colossus computer was built.