Iran has reinforced its air defence capabilities by adding combat drones equipped with air-to-air missiles to its arsenal, state media reported on Sunday. “Dozens of Karrar drones armed with air-to-air missiles have been added for air defence in all border areas of the country,” the official IRNA news agency said. The drones, with an operational range of up to 1,000 kilometres (620 miles), were exhibited Sunday morning during a televised ceremony organised at a military academy in Tehran. “The enemies will now have to rethink their strategies” because the Iranian forces have “become more power…