The Hashashin, also known as the Assassins, were a secretive and formidable group of Nizari Ismaili Muslims active from the late 11th to the late 13th centuries in Persia and Syria¹². They were founded by Hasan-i Sabbah, a charismatic leader who established their headquarters at Alamut Castle in the Alborz mountains of Persia¹². The Hashashin were known for their strategic use of targeted killings to eliminate political and military opponents. Their preferred methods included stealthy dagger attacks, often carried out in public to maximize psychological impact². They posed a significant threat to various ruling powers, including the Fatimid, Abbasid, and Seljuk authorities, as well as Crusader leaders¹². One of the most intriguing aspects of the Hashashin was their network of mountain fortresses, which provided them with secure bases from which to operate. These fortresses, including Alamut and Masyaf, were nearly impregnable and allowed the Hashashin to maintain their influence over a wide region¹². The group's name, "Hashashin," is believed to be derived from the Arabic word "hashish," reflecting the belief that they used hashish to induce a state of euphoria and fearlessness before their missions². However, some historians suggest that this etymology might have been a later invention, possibly to discredit them². The Hashashin's influence waned in the mid-13th century when the Mongols, led by Hulagu Khan, launched a series of campaigns against them, eventually capturing and destroying many of their…