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
National Democratic Front for the Liberation of Oman and the Arabian Gulf movement. NDFLOAG was supported by urban intellectuals. Ideologically, PFLOAG was Marxist whilst NDFLOAG was Ba'ath-oriented. When it was publicly launched, NDFLOAG had branches in different towns in Oman and in most of the other parts of the Persian Gulf. NDFLOAG began guerrilla operations in northern Oman on June 12, 1970 attacking garrisons at the towns of Izki and Nizwa with mortars. Both attacks failed. The attack on a SAF army post outside Izki was repelled, and the entire unit was either killed or captured. Afterwards several arrests were made, based on testimonies from prisoners from the Izki raid, and three