Last summer, Romania reportedly warned neighbouring Hungary it was working on nuclear weapons and a ballistic missile system.(BNCI)
The development of the Blue Streak ballistic missile that might replace the V-bomber had started, and was greatly helped by the 1950 Anglo-American agreement to collaborate in missile technology; and the development of the British hydrogen bomb was well under way. (BNCI)
In 1957 Russia stunned the West by launching an Inter-Continental Ballistic Missile (ICBM) and the first space satellite, `;Sputnik';. (BNCI)