A comprehensive account of modern Turkish attitudes, legislation, treaty engagements, and State practice based on historical attitudes and contemporary policies, with extensive use of Turkish language sources mostly unknown to a foreign readership. Following a general introduction to Turkish sources of law, geopolitical position, and elements of maritime power, the monograph focuses on internal waters, territorial sea, the Turkish Straits, continental shelf and deep seabed, exclusive economic zone, high seas, and the marine environment, followed by an extensive bibliography.