The iconic ‘Keep Calm and Carry On’ poster was originally produced by the British government in 1939 in preparation for World War II. However, it was little known until 2000, when a copy was rediscovered at Barter Books, a second-hand bookshop in the market town of Alnwick, in Northumberland, in North East England. It was not until the late noughties, nevertheless, when the famous phrase printed in sans serif font, in white letters against a red background, and topped with a crown, took the world by storm. Since then, it has been used as the decorative theme for a range of products, from mugs to coasters, and from T-shirts to…