Historically, the region that is now modern Kuwait has been known by several ancient and traditional names reflecting its strategic geographic position at the head of the Persian Gulf. In ancient antiquity, the islands and coastal areas—notably Failaka Island—were known to ancient Greeks and Mesopotamians under names such as Ikaros, reflecting Hellenistic influence during the Seleucid era. During the pre-Islamic and early Islamic periods, parts of the territory were referred to in historical texts by names associated with local settlements, trading posts, and regional caravan routes. The modern name Kuwait itself is derived from the diminutive form of an Arabic word meaning fortress or small castle built near water, referencing a small fort originally established on the coast by the Bani Utub federation in the early eighteenth century before the territory grew into a thriving regional trading and pearl-diving hub.