- PNND Briefing Book, De-alerting - Letter from US House Representatives Ellen Tauscher, Sam Farr and Edward Markey, to Foreign Ministers of the Nuclear Suppliers Group, October, 2007 - US Senate Nuclear Threat Reduction Bill: S 1117, June 27, 2001 - Nuclear Disarmament Progress Even More Important after Terrorist Attack on United States; United Nations Secretary-General: 17 September 2001 - Terror attacks underscore need for nuclear disarmament; UN Under-Secretary General Jayantha Dhanapala- 19 September 2001