The Indian Air Force was not satisfied with the Su-57’s performance.
Here's What You Need to Remember: India’s next steps following the dissolution of the stealth-fighter agreement with Russia will be of interest—for its military significance, but also as a gauge of how comfortable New Delhi is with further deepening its relationship with the United States.
In April 2018, India’s Defense Secretary Sanjay Mitra met with a Russian delegation to announce that India was withdrawing from its joint development of the FGFA stealth fighter. This rupture was years in the making, and does not constitute a surprise—but finally clears the air for the Indian military to explore a different path to acquiring stealth aircraft.