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The Su-57 is a fifth-generation, single-seat, twin-engine, multi-role fighter aircraft manufactured by Sukhoi, a subsidiary of United Aircraft Corporation. It was formerly known as PAK FA and T-50.
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Azar Hekmat-Shoar
Azar Hekmat-Shoar, whose real name was Azar Taj Dehghani, was born in Tabriz in 1314 …