USSR. In May 1974, while he was in the hospital, rivals went behind the backs of Vasili Mishin, the architect of the Soviet lunar program, and convinced Brezhnev to replace him with Valentin Glushko, who immediately suspended the N-1 program and reoriented the Soviet program toward the Energia launch vehicle, the MIR, and the Buran shuttle. He formed the largest bureau of all time: the Energiya, merging OKB-456 and OKB-1. But upon his death in 1989, it split again into the RKK Energiya and the Energomash. In 1976, the N-1 was definitively cancelled and the order was given to destroy all prototypes and projects.
