简介：EversincethenuclearbombingatHiroshimaandNagasakiin1945,nuclearweaponshavebecomeoneofthedefiningelementsinshapingtheworldstrategicsituationforbetterorworse.TheendoftheColdWarhasledtodramaticchangesintheworldsecuritylandscape.Theinternational

简介：Developmentanduseofnuclearenergywasundoubtedlyoneothegreatestaccomplishmentsbymankindinscienceandtechnologyduringthe20thCentury.Oncediscovered,atomicenergy,likeothertechnologicaldiscoveries,hasbroughtaboutmixedresults:byitsmilitaryapplication,manproduceddeadlynucleararsenals;butatthesametimeitbecameamajorenergy

简介：Theappearanceofnuclearweaponshasposedunprecedentedthreatsofwartomankind.Withjointeffortsoftheinternationalcommunity,aseriesofinternationalnormsandarrangementshavebeengraduallyestablished,mainlyinvolvingnucleardisarmamentandnucleararmscontrol,prohibitionoftheuseofnuclearweapons,aswellasnon-proliferationofnucleararms,effectivelyinfluencingnuclearactivitiesamongsovereignstates,wardingofftheoutbreakofnuclearwar,andlimitingthenumberofnuclearstates.Sincethebeginningofthe21stcentury,theinternationalstrategicenvironmenthasundergonemajorchanges.Mankindhasenteredanewagewhennuclearandmissiletechnologieshavebeenproliferatedinanacceleratedway,withIran'snuclearcapabilitysteadilygrowing,theDPRKobtainingnuclearweaponsbysuccessfullybreachingtheinternationalnuclearnon-proliferationregime,andnon-stateactorsbecomingthemajorsubjectstoproliferatenucleartechnologyandnuclearmaterials.Sincecomingintooffice,Trumphasthoroughlynegatedthepolicypropositionofanuclear-freeworldadvocatedbyObama,insistingonbuildingapowerfulmissiledefensesystem,developingnewformsofstrategicweapons,producinglow-yieldnuclearwarheads,andwithdrawingfromtheIraniannuclearagreement.Trump'spolicyadjustmenthasmuchweakenedthenucleartabooandthenuclearnon-proliferationregime,andhasinitiatedanewroundintheracetowardcuttingedgenuclearweaponstechnology,thusunderminingstrategicstabilityamongmajorpowers,allhighlightinghistoriclimitationsoftheinternationalnuclearorder.

简介：SinceAugust2005,IranononesideandtheUnitedStatesandtheEuropeancountriesontheotherhavebeenlockedinarangleovertheIrannuclearissueandtensionhassteadilyescalatedtoacriticalpointasbothsidessticktoanuncompromisingposition.InearlierJune2006,inordertobreakthedeadlock,theEU,withU.S.blessing,onceagainofferedIrananewpackageofincentivesinan

简介：TherecentdeteriorationoftheDPRKnuclearissuehasplungedtheregionalsituationinNortheastAsiaintothemostsevere'nuclearcrisis'inthepast20years.ApartfromtheadjustmentofnuclearstrategybytheDPRKtosecurenationalsecurity

简介：

简介：NortheastAsiaisconfrontedwithgravenuclearproliferationsituation.Thenuclearproliferationinthisregiondemonstratestwotrends:Oneishorizontalproliferation,whichcanbeinterpreted

简介：Anuclearweapons-freeworld(NWFW)hasbeenadvocatedandwelcomedrecently.However,therealizationofaNWFWisquitedifficult.Theauthorbelievesthatitismorerealistictobuildanuclearweapons-freezone(NWFZ)thanitistobuildaNWFW,atleastintheshortterm.SheanalysesthesignificanceofNWFZsandissuesconfrontingtheexistingzonesandpointedouthowtocreatemoreNWFZs.

简介：Themulti-leveldialoguebetweenChinaandtheUnitedStatesinthenuclearfieldhasplayedasignificantroleinpromoting

简介：

简介：Since2003,theIrannuclearissuehasattractedworldwideattention.Thisistheworld’smostprotractedandmostinfluentialconfrontationbetweenasuperpowerandabigIslamiccountrysincetheendoftheColdWar.AstheIrannuclearissuehasabearingonthemaintenanceoftheinternationalnuclearnon-proliferationsystem,theUnitedNations,theInternational

简介：Inrecentmonths,thepersistenceoftheDemocraticPeople'sRepublicofKoreaonconductingnucleardetonationandlongrangemissiletestregardlessofwideoppositionfromtheUnited

简介：InternationalnucleararmscontrolregimeshavechangedandimprovedgreatlysincetheendoftheColdWar.Theseregimesarenowbeingadjustedbasedontheconceptof'anuclear-freeworld',withChinaplayingaconstructiverole.AlthoughtheseadjustmentsprovideChinawiththeopportunitytoplayamoreinfluentialpart,theyhavealsoplacedherundergreaterdiplomaticpressure.

简介：TheIrannuclearissuehasbecomethe'thirdfactor'inSino-U.S.relations.ProblemsbeganwhentheU.S.imposedsanctionsagainstChinesecompanies,andthisbecameamajorissueaffectingSino-U.S.relationship.ChinaandtheU.S.havedifferentagendasindealingtheIrannuclearissue.However,theyalsosharesomecommonground.DifferentscenariosregardingthelrannuclearissueaffectSino-U.S.relationsindifferentways.

简介：ShockwavesofJapan'smassive2011earthquakearestillstrainingthenervesoftheJapanesepeopletoday.Inconfrontingnationalcrisis,thenationhasbeenforcedtofundamentallyquestionthedevelopmentpaththattheywillfollowinthefuture.

简介：

简介：ChinaandtheUnitedStateshavecooperatedcloselyinresolvingthesecondNorthKoreannuclearcrisis.ChinaandtheUnitedStateshaveworkedtogetherwithSouthKorea,RussiaandJapantopreventtheNorthKoreannuclearissuefromspiralingoutofcontrol,andtheyhavealsotriedtomakeprogressinthesix-partytalks.Despitedifferencesovertheissue,bothsidesaremaintainingthemomentumofcooperationwithincreasingmutualunderstandingandtrust.ThecurrentU.S.-NorthKorearapprochementhasprogressedquickly,addinganewfactorinSino-U.S.cooperation.ApartfrombilateralcontactwithNorthKorea,theUnitedStatesisinsistingonamultilateralapproach,continuingtopersuadeChinatoshareresponsibilityforanuclear-freePeninsula,andjointlyadvancingtheprocessinthesecondphasesetforthintheFebruary13AgreementonInitialActions.China'srole,therefore,remainsindispensable.

简介：U.S.presidentBarackObamaandRussianpresidentDimitriA.MedvedevrecentlysignedanewU.S.-Russiatreatyoncuttingoffensivestrategicweaponswhichhassomepositiveimpactonpromotingtheprocessofnucleardisarmamentintheworld.Seenfromadeepperspective,however,thenewtreatyismainlyofsymbolicsignificancewithlimitedroleinreality.