During invasion of mongols and spreading of their influence in Iran, local political forces showed different reactions from war and resistance to compromise. The present study investigates how the local forces confronted the mongols in relation to the location of the Persian Gulf. The question is this: "How did the characteristics of the persian gulf region affect the confrontation to the mongols?" To answer this question we used historical method with descriptive and analytical approach, and the required information is extracted from the primary sources. The evidence shows that the current wealth of trade in the Persian Gulf and the absence of the mongols in the Persian Gulf helped to resist the mongols in the form of compromise and in the form of confrontation and conflict