A Ukrainian analysis group has alleged that Russia has stalled the production of its ambitious fifth-generation Su-57 Felon aircraft as it struggles with international sanctions. This is in contrast to Moscow’s assertions that production lines are operating smoothly. Citing the assertion made by the Ukrainian “Frontelligence Insight” group, a report in The Telegraph claimed that Russia … Continue reading Su-57 Program: US-Led Sanctions ‘Cripple’ Russian Stealth Jets; How Accurate Are Ukrainian Reports?