The missile was utilized by ships equipped with the Tartar Guided Missile Fire Control System. Ballistic missile submarines differ in purpose from attack submarines and cruise missile submarines. Raytheon is a developer of missiles and related missile defense systems. Semyorka was the first intercontinental ballistic missile. The test proved the feasibility of launching an intercontinental ballistic missile from the air. The R-7 rocket was initially designed as an intercontinental ballistic missile (ICBM) by OKB-1. WDD was responsible for the development of the intercontinental ballistic missile. This later led to the development of the Intercontinental ballistic missile (ICBM). The world's first true intercontinental ballistic missile (ICBM) was the R-7 Semyorka. The PGM-11 Redstone was the first large American ballistic missile. The treaty calls for halving the number of strategic nuclear missile launchers. He spent that summer working on various generations of the Fleet Ballistic Missile. It has developed its own nuclear missile. North Korea responds by launching a nuclear missile towards Japan. This involved testing Soviet tracking and missile control radar systems.