Iranian Parliament Speaker Ali Larijani says the US unilateralism is the root cause of growing insecurity in the world.
The Iranian speaker said this while addressing to the third meeting of the speakers of Eurasian countries' parliaments in Turkey's Mediterranean coastal city of Antalya.
He said unilateral measures by the United States in dealing with the global issues particularly 2015 nuclear deal showed alarming signs of the emergence of unilateralism in international relations.