Group of four original Cold War anti-nuclear protest posters dating to the mid-1980s, reflecting the global peace movement and international efforts toward nuclear disarmament.Included is "No More Hiroshimas," issued by the Latvian Division of the Soviet Committee - Physicians for the Prevention of Nuclear War; "The Nuclear Nightmare of Children," featuring a dramatic mushroom cloud illustration; a Fifth Congress IPPNW (International Physicians for the Prevention of Nuclear War) poster from Budapest, Hungary, June 28 - July 1, 1985; and a 6th International Physicians' Congress poster held in Cologne, May 29 - June 1, 1986, with bold atomic symbolism and multicolor design.These works represent significant Cold War era activism, highlighting the role of physicians and international organizations in advocating against nuclear conflict.Sizes measure approximately 22" x 17", 31" x 21", 36" x 24", and 33" x 24".Condition varies with visible creases, edge wear, and handling marks consistent with age and storage. Please review images carefully for condition details.