Category: Literature > Cipher
One of the most intriguing practices in literature is the use of invisible ink, which dates back to the 16th century. This technique was famously utilized by writers and revolutionaries alike to convey secret messages, particularly during times of political unrest. For instance, the English poet John Milton and the American Founding Fathers employed invisible ink to communicate sensitive information safely. The ink was often made from a mixture of substances that would become visible only when heated or treated with specific chemicals, allowing authors to embed hidden narratives within their works. This practice not only added layers of meaning to literary texts but also served as a form of resistance against censorship and oppression, showcasing the lengths to which writers would go to express their ideas and preserve their voices.