'When I look back over those years, there is one dominant feature of the international situation: the tendency of Russia to expand ... A great deal depends on whether from the start the Russians have been working on a long-term plan for ultimate victory.'
In conversation with Robert Kee. Lord Home of the Hirsel,former Conservative Prime Minister and Foreign Secretary, reflects on the shifting pattern of international affairs over the last 40 years, and considers the implications for the future.
Producer ELIZABETH KERR