washington trump administration review whether reaffirm goal world without nuclear weapons white house aide say tuesday refer aim embrace previous republican democratic presidents require key arm control treaty christopher ford national security council senior director weapons mass destruction counter-proliferation say examination whether global nuclear disarmament realistic goal would conduct part wide assessment call nuclear policy review ford also say administration review responses russia deployment nuclear-capable cruise missiles washington denounce violation intermediate-range nuclear force inf treaty downplay chance new u.s.-russia strategic nuclear arm cut say washington would adhere iran nuclear deal negotiations schedule open next week administration also oppose obama administration international treaty abolish nuclear weapons say ford senior nuclear policy official appoint president donald trump since take office january speak nuclear policy conference put annually carnegie endowment international peace washington-based think tank comment first top administration official give indication white house think nuclear arm policy follow series provocative comment tweet trump make 2016 presidential campaign nuclear-free world trump say would like see nuclear weapons abolish want unite state unrivaled arsenal also say unite state fall behind nuclear capabilities even though midst 30-year 1.3 trillion drive modernize experts agree world powerful nuclear force trump support development nuclear weapons japan south korea saudi arabia call use nuclear arm islamic state militant group denounce iran nuclear deal disaster would rip up ford lawyer serve republican congressional staffer state department arm control official say could comment many issue nuclear posture review npr security foreign policies review complete experts expect review take long year also stress review may result continue follow policies pursue former president barack obama say one issue examine whether administration would reaffirm u.s. adherence goal eventual global nuclear disarmament objective reaffirm obama april 2009 speech prague review policy across board ford say necessarily include review among many things whether goal world without nuclear weapons fact realistic objective near-to-medium term light current trend international security environment decades ford say tension u.s. desire nuclear arm abolition need maintain robust effective arsenal capable ensure security ally europe broad asia-pacific region nuclear non-nuclear threats increasingly unstable world grow threats u.s. national security demand review whether traditional u.s. fidelity visionary end-state abolition demonstrate fidelity point rapid progress reduce arsenals still viable strategy say daryl kimball executive director arm control association washington think tank say unite state legally bind goal signatory 1968 non-proliferation treaty bedrock accord international system halt spread nuclear weapons trump administration review goal world without nuclear weapons aide