British naval history spans centuries, beginning with the establishment of the Royal Navy in the 16th century. It played a crucial role in expanding the British Empire, enabling trade and military dominance across the globe. Key events include the Spanish Armada defeat in 1588 and the Battle of Trafalgar in 1805, which solidified British naval supremacy. Throughout the 19th and early 20th centuries, the Royal Navy evolved with technological advancements, such as steam power and ironclad ships. It was instrumental in both World Wars, showcasing its strategic importance. Today, the Royal Navy continues to be a vital component of Britain's defense and international presence.