'Newyddion Gweithredu Heddwch ('Heddwch Action News')was an occasional supplement to the regular CND Cymru quarterly supporter magazine ‘Heddwch’, produced by the Welsh Campaign for Nuclear Disarmament to enable local activism groups Wales-wide to engage effectively in major international campaigns on peace and justice. They include briefing and information sheets on topics ranging from the Iraq War, to Peace Taxes.