The Byzantine Navy was a crucial part of the Byzantine Empire's military strength, primarily active from the 4th to the 15th centuries. It played a vital role in protecting trade routes and coastal cities, as well as defending against invasions. The navy was known for its use of advanced ships, such as the dromon, which were equipped with powerful weapons like the famous Greek fire. The Byzantine Navy also engaged in various naval battles, showcasing its strategic importance. It helped maintain the empire's influence in the Mediterranean Sea and beyond, often collaborating with land forces during military campaigns. The navy's organization and tactics evolved over time, adapting to new threats and technologies.