The Rosetta Stone is a slab of black basalt inscribed with a decree in three scripts: hieroglyphs, demotic script, and Greek. It was discovered in 1799 by French soldiers during Napoleon's campaign in Egypt. The Stone proved to be crucial in unlocking the mystery of ancient Egyptian hieroglyphs, as it provided a key to understanding the language. The Greek inscription on the Stone was translated first, allowing scholars to break the code of the two Egyptian scripts. By comparing the Greek text to the hieroglyphs and demotic script, scholars were able to make significant progress in deciphering the ancient language. The Rosetta Stone thus became the key to unlocking the secrets of one of the oldest known written languages in history. This breakthrough in understanding hieroglyphs revolutionized the field of Egyptology, enabling scholars to translate and interpret countless inscriptions, documents, and texts from ancient Egypt. The Rosetta Stone remains one of the most important artifacts in history, shedding light on a civilization that had long been shrouded in mystery.