To ask the Secretary of State for Defence what is his Department's latest assessment of the operational effectiveness of Russia's anti-ballistic missile defences.

I refer the hon. Member to the answer I gave on 13 November 1991, Official Report, columns 613–14.

To ask the Secretary of State for Defence what discussions he has had with members of the Russian Government concerning (a) the future deployment of additional Russian anti-ballistic missiles and (b) the enhancement of existing Russian anti-ballistic missiles.

None.

To ask the Secretary of State for Defence what information he has on the number of the former Soviet Union's early warning radars sited outside Russian territory.

There are six ballistic missile early warning sites located outside Russian territory. One of these is in the independent republic of Latvia; there are two sites in the Ukraine and one each in Azerbaijan, Byelorussia and Kazakhstan.