selection of the questions will give the next year, the host of the world physics olympiad , hossein kashanian khabari sed and radio, 160 students visited the irgc aerospace exhibition in the 20th edition of omid's progress camps. last year , 26 thousand students from different departments of core centers they visited the country's industrial and defense industries. this is iran, the tehran aerospace exhibition, the achievements of shahid hassan tehrani moghadam, the father of iran's rocketry, 160 students from non-governmental sampad schools and witnesses from tehran and ghazvin provinces from the national and permanent aerospace exhibition, or rather, wanting to show and being able to visit an exhibition of the power of deterrence a country whose fame has reached the ears of the whole world . we built all the drones you see, the missiles you see, and the defenses you see. an exhibition that reminded of the nights of holy defense operation in one corner and a show in the other corner defense products are the latest in the world. the latest missile achievements that have been unveiled is the fattah missil