The political and commercial efforts of the British East India company for influence in Iran and power's makeup on the Iranian coasts in Persian Gulf during the Zand period

After Nader Shah's murder, Iran's internal conditions moved ahead in a way that European companies could influence on Iran’s political and economical transformation. But some events happened that just British East India Company stayed in Persian Gulf as the most effective foreign force. Since the Dutch were deported from Kkark Island by Mir Mohna and there after they had no active presence in Persian Gulf and the Frenchs failed to make relations with Karimkhan’s government. The confliction among power pretenders, the outbreak of numerous riots of domestic “Khans” and the tribe chiefs of the Persian Gulf's coast, the lack of the Zand government presence in Persian Gulf due to inefficiency of the marine force, the weakness Iran’s economy and trade regarding domestic production, the deficiency of financial support in internal trade and the shortage of the marine transportation were the causing factors for the active and monopolistic presence of the English in the traditional and political scene of the Persian Gulf in Zand’s dynasty government. Findings of the research indicate that English company to limit Iran's role and Increasing its influence and power in the Persian Gulf.