Sea warfare refers to military operations conducted on or under the ocean, primarily involving naval forces. It includes various tactics and strategies, such as naval battles, blockades, and amphibious assaults. Key components of sea warfare are warships, submarines, and aircraft carriers, which are designed to engage enemy forces and protect maritime interests. Historically, sea warfare has played a crucial role in conflicts, influencing the outcomes of wars. Notable examples include the Battle of Trafalgar and World War II naval battles, where control of the seas was vital for supply lines and troop movements. Advances in technology continue to shape modern naval combat.