Archive (TNA)
Prime Ministerial Private Office files

Cold War: No.10 record of conversation (MT-Reagan phone call on Reykjavik summit) ["Reagan said he had put forward a radical proposal under which the US would guarantee not to deploy a strategic defence system for ten years in return for an undertaking to eliminate all US and Soviet nuclear weapons over that same period"] [released Dec 2015]

Document type: Declassified documents
Source: PREM19/1759 f111
Editorial comments:

The US record can be read here. It is impossible to reconcile the British account of this conversation with the US version on the vital point of what the President had proposed at Reykjavik regarding elimination of nuclear weapons. Read other documents selected from this file. The full file from which this item is taken can be seen here.

Importance ranking: Key
Word count: 3pp
Themes: MT contacts with Ronald Reagan, Charles Powell minutes, British relations with the Soviet Union, British relations with the US, Foreign policy (USA), Foreign policy (USSR & successor states), Foreign policy - theory and process, Defence (general), Defence (arms control)