The Top Level Group of UK Parliamentarians for Multilateral Nuclear Disarmament and Non-proliferation (TLG) is a cross-party parliamentary group in the United Kingdom, whose primary focus is the advancement of the nuclear disarmament and non-proliferation agenda in Britain and internationally. It is formed of almost all the former senior Ministers of Foreign affairs and Defence over the last two decades and includes former Chiefs of Defence and two former NATO Secretary Generals .
Members of the cross-party Top Level Group of UK Parliamentarians for Multilateral Nuclear Disarmament and Non-proliferation urge Trump to stay in the Iran nuclear deal.
10 members of the Top-Level Group of UK Parliamentarians for Multilateral Nuclear Disarmament and Non-Proliferation have signed a letter in the New York Times supporting the Iran Deal.
The Top Level Group argues that, despite the many issues jostling for leadership attention in 2012, the nuclear issue is so serious it must be moved up the agenda and action must include but go well beyond Iran.