HL Deb 19 January 1982 vol 426 c602WA
Lord Jenkins of Putney

asked Her Majesty's Government:

What reliable information they have about the deployment of SS20 missiles by the USSR.

The Minister of State for Defence Procurement (Viscount Trenchard)

The Soviet Union has now deployed more than 250 SS20 missiles each with three independently targetable warheads. Deployment continues at an average rate of over 60 a year.