washington white house monday insist washington one china policy use bargain chip beijing president-elect donald trump say unite state necessarily bind long-standing position taiwan part china signal resistance trump face washington try overturn principle underpin four decades u.s.-china relations republican u.s. senator john mccain say personally back china policy one leap conclusions president-elect would abandon respond every comment president-elect may reverse next day mccain tell reuters ask trump statement interview broadcast weekend trump set diplomatic firestorm tell fox news know bind one china policy unless make deal china things include trade follow early protest china republican president-elect decision accept telephone call taiwan president tsai ing-wen dec. 2. issue highly sensitive china consider taiwan renegade province beijing express serious concern trump late remark call one china policy basis relations foreign minister wang yi warn move damage china core interest say end lift rock drop feet u.s. analysts warn trump could provoke military confrontation press taiwan issue far scott kennedy director project chinese business political economy center strategic international study think tank washington call taiwan third rail u.s.-china relations white house spokesman josh earnest say unite state commit one china principle use taiwan issue gain leverage deal beijing unite state view taiwan relationship taiwan bargain chip tell daily brief call taiwan close partner bargain away something administration believe best interest disrupt policy say could disruptive effect ability work china areas interest align reflect high priority china put policy taiwan say one china policy remain intact mccain chairman senate arm service committee outspoken critic democratic president barack obama foreign policy say somebody hold china responsible behavior regard taiwan hong kong island build south china sea prop north korea trump phone conversation taiwan president obama administration say senior white house aid speak chinese officials insist washington one china policy remain unchanged china official xinhua news agency say commentary tuesday clear trump understand policy one-china policy cornerstone country include unite state engage china diplomatically simply non-negotiable exceptions xinhua say state department senior diplomat asia assistant secretary state daniel russel due speak china ambassador washington monday state department say trump temper strong criticisms china call taiwan president announce plan last week nominate long-standing friend beijing iowa governor terry branstad next u.s. ambassador china however also consider john bolton former bush administration official urge tough line beijing job u.s. state department accord source familiar matter bolton say next u.s. president take bold step halt china military aggressiveness south east china seas consider diplomatic ladder escalation could lead restore full diplomatic recognition taiwan u.s. say 'one china policy use bargain chip