The Indian Navy’s quest for fuel cell-based Air Independent Propulsion (AIP)- equipped conventional submarines is progressing, albeit a bit slowly. The Navy is assessing two submarines for its requirement of advanced diesel-electric submarines, but only one has a proven and validated technology. India’s P75I Program: Germany Makes Dramatic U-Turn, Keen To Work On AIP Subs … Continue reading Germany, Spain ‘Battle’ For Indian Navy’s Massive API Submarine Deal; Madrid Eats Into Berlin’s Advantage