The Civil War was an amazing time. England, Scotland, Ireland and Wales were all plunged into war and rebellion. Parliament fought against the King in two wars. A revolution followed and the King was executed. England became a republic. After that Oliver Cromwell came to power.
Any period with all that going on must produce some interesting historical documents (like this secret code).
Examine each of the three images to the right, study the material in each section and then report back to your teacher what you have learnt.