فهرست نشریات علمی دسترسی آزاد ایران

Background and Aims: The differences between Iran and Afghanistan in the field of Hirmand water have not been resolved after more than a century. Studying the legal regime of the Hirmand River in the first and second Pahlavi period can provide a favorable context for a more accurate understanding of what exists now. Based on this, the purpose of this article is a comparative study of the legal regime of the Hirmand River in the first and second Pahlavi periods. Method: The current article is descriptive and analytical and the library method is used. Ethical considerations: In this article, the originality of the text, honesty and trustworthiness are observed. Results: During the first Pahlavi period, a fair treaty with the title of half, half was concluded with Afghanistan in 1317, which unfortunately did not end with the occupation of Iran. However, in the second Pahlavi era, the sum of domestic political factors such as high oil revenues and the increase in the welfare level and a growing economic future perspective on the one hand and as a result of not feeling the need to develop agriculture and turn to industries in the country and as a result of the culture of consumerism and the structure of the international system Bipolarity and Iran's tendency towards the western bloc and the free world and the strategic ally of the United States, all of these factors play a greater role in the structure of the international system. The government obstructed the water talks and the result was the 1351 Blue Treaty, which significantly reduced Iran's quota compared to the 1317 treaty and limited it to 22 cubic meters per second. Conclusion: Considering the unfavorable water situation in Sistan and Baluchistan province, it is necessary to use all available levers in order to realize Iran's ambition.