International Physicians for the Prevention of Nuclear War. Working to make the world a healthier, safer place. Recipient of the 1985 Nobel Peace Prize. International Physicians for the Prevention of Nuclear War. Recipient of the 1985 Nobel Peace Prize. IPPNW is a non-partisan international federation of physicians organizations dedicated to research, education, and advocacy relevant to the prevention of nuclear war. To this end, IPPNW seeks to prevent all wars, to promote non-violent conflict resolution, and to minimize the effects of war and preparations for war on health, development, and the environment. For its work to educate the public about the medical consequences of nuclear war, IPPNW received the 1985 Nobel Peace Prize.