In 1547, Holy Roman Emperor Charles V penned a letter to his ambassador, Jean de Saint-Mauris, part of which was written in the ruler's secret code. Nearly five centuries later, researchers have ...

In 1611, Spanish scholar Sebastián de Covarrubias, reflecting on the reign of Charles V, Holy Roman Emperor, King of Germany, Italy and Spain, Archduke of Austria, Duke of Burgundy and Lord of ...

French scientists have decoded a letter written in 1547 by the Holy Roman Emperor Charles V. The three-page letter uncovers secrets of the 16th century, including assassination fears. It took the ...

Charles V then speaks of a rumour which is circulating - that he, the emperor, is to be the target of an assassination attempt by the Italian condottiere (mercenary leader) Pierre Strozzi.

King Charles V, the Roman Emperor and King of Spain, was one of the most powerful rulers of the 16th century. During his more than 40-year reign, he presided over a huge empire that included much ...