Persian Gulf National Day no country, government, or organization can use another name to refer to the Persian Gulf. The date coincides with the anniversary of Shah Abbas, a successful military campaign against the Portuguese navy in the Persian Gulf. The Portuguese colonial forces were driven out of the Strait of Hormuz in the Capture of Ormuz (1622). The decision was taken by the High Council of Cultural Revolution, presided over by former President Seyed Mohammad Khatami, and the council made mention of the campaign launched recently by certain Arab states to rename the Persian Gulf as the drive behind the decision. In 1514
Quoin Island (Persian Gulf) Quoin Island (Persian Gulf) Quoin Island (also known as "As Salamah Island" and "Great Quoin Island") is the largest of three islands of the As Salamah Archipelago. It is the northernmost landmass of Oman and the traditional "way point" used by ships to define the entrance or exit from the Persian Gulf. Once a ship is declaired a position of "Passed Quoin Inbound" the insurance rates for the ship will increase. The island has a triangular outline, is about 770 meters long and up to 530 meters wide, yielding an area of about 22 hectares. Quoin Island, Oman, is not