Persian Gulf National Day Persian Gulf National Day National Persian Gulf Day () is an official holiday in Iran that takes place on the 10th of Ordibehesht, the second month on the Iranian calendar _ usually occurring on 30 April on the Georgian calendar _ to commemorate Persian Gulf. The date coincides with the anniversary of Abbas I of Persia's successful military campaign when the Portuguese navy was 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 Mohammad Khatami, noting that the campaign launched
Piracy in the Persian Gulf coast of Fars during the reign of Yazdegerd II. Ibn Hawqal, a 10th-century history chronicler, alludes to piracy in the Persian Gulf in his book "The Renaissance Of Islam". He describes it as such: In Richard Hodges' commentary on the increase of trade in the Persian Gulf around 825, he makes references to Bahraini pirate attacks on ships on ships from China, India and Iran. He believes the pirates were attacking ships travelling from Siraf to Basra. Marco Polo made observations of piracy in the Persian Gulf. He states that in the seventh century, the islands of Bahrain were held