The South Korean KF-21 Boramae combat aircraft could join the elite fifth-generation stealth club with a new upgrade and join fighters like the American F-35 Lightning II, the Russian Su-57, and the Chinese J-35A. The KAI KF-21 multirole fighter jet, developed by Korea Aerospace Industries (KAI) in collaboration with Indonesia, is classified as a 4.5-generation … Continue reading 4th Air Force With A Stealth Fighter? After U.S., China & Russia, Korean KF-21 To Join ‘Stealth League’ By 2030s