Developments of Middle East Political Landscape and their Impact in Post Iranian Nuclear Era

in the second half of 2015,the Middle East’s situation changed rapidly,.This paper reviews the recent conclusion of Iranian nuclear agreement,Russian military intervention in Syrian civil war,and breakthrough made in founding of Palestine as a nation,while analyzing the impact of these developments on the Middle East political landscape:first,the conclusion of Iranian nuclear agreement established Iran as the number one power;second,Russian military deployment in Syria fundamentally changed the balance of power between Shias and Sunnis,representing the first direct involvement of a global power other than the US in the Middle Ease after the end of Cold War;third,the breakthrough made in founding of Palestine as a nation has weakened the strategic position of Israel,possibly quasi-marginalizing Israel in the future Middle East political landscape.