Analyzing the causes of Shah Tahmasb and Shah Abbas I relationships with local governments in Gilan

Gilan was always rich and difficult for the central government of iran in history. It has been difficult due to the lack of access. This matter also caused Esmail Mirza to migrate to Gilan. However, Shah Tahmasb and Shah Abbas I have several reasons and excuses for dominating the land. Gilan neighboring Caucasus, Russia and relationship with Ottoman through Caucasus, silk valuable resources, water relations with Europe, changing the land into hideouts fugitives and Safavid opponents and Sadat Shiite dominance and its competition with the Safavids led them not to accept the continuity of the governments of Gilan. This study uses descriptive-analytical method based on library resources and data analysis.