Militares

Throughout most of the classical period, Persia was one of the great superpowers, placing a limit on the expansion of Western powers. It was the most formidable rival to the Roman Empire for centuries, until Persia, by then under the Sassanians, was overwhelmed by the Islamic conquests in the (...)

The piston engines that powered Second World War fighters, the men who designed them, and the secret intelligence work carried out by both Britain and Germany would determine the outcome of the first global air war. Advanced jet engines may have been in development but every militarily significant (...)