Persian Gulf flooding of the basin started 15,000 years ago due to rising sea levels of the Holocene glacial retreat. This inland sea of some is connected to the Gulf of Oman in the east by the Strait of Hormuz; and its western end is marked by the major river delta of the Shatt al-Arab, which carries the waters of the Euphrates and the Tigris. In Iran this is called "Arvand Rood", where "Rood" means "river". Its length is , with Iran covering most of the northern coast and Saudi Arabia most of the southern coast. The Persian Gulf is about wide
Territorial disputes in the Persian Gulf Territorial disputes in the Persian Gulf This article deals with territorial disputes between states of in and around the Persian Gulf in Southwestern Asia. These states include Iran, Iraq, Kuwait, Saudi Arabia, Bahrain, Qatar, the United Arab Emirates (UAE), and Oman Before the oil era, the Persian Gulf states made little effort to delineate their territories. Members of Arab tribes felt loyalty to their tribe or shaykh and tended to roam across the Arabian desert according to the needs of their flocks. Official boundaries meant little, and the concept of allegiance to a distinct political unit was absent. Organized authority