英语(3次移民潮).doc

英语(3次移民潮).doc

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1、ImmigrationWavesinAmericanHistoryImmigrationmeanstomovefromonecountrytoanotherwhichisapermanentmove,soifyougotoliveandworkinacountryforseveralyears,youdon’timmigratetoit.Inalongtimeago,immigrationhappenedallovertheworld,mostpeoplewhoimmigratetoAmericaninordertoimprovetheireconomicors

2、ocialsituation,soTherearethreewavesofimmigrantsinAmericanhistory.Asweknow,thefirstwaveofimmigrantshappenedintheseventeenthcentury,andmostimmigrantswerefromWesternEurope.Atthattime,InBritish,peoplewhowanttohaveabetterlifewerenotprohibitedfromimmigrating,somanypeoplemovedtoAmerica,ther

3、eforethefirstpermanentsettlementwastheBritish.Atthesametime,theFrench,Spanish,andDutchalsoimmigratedtotheUS,butonlyafewofpeoplemovedtoUS,andabout20percentofthepopulationwasAfricanAmerican.Aswiththerapiddevelopmentofeconomywhichimmigrationwascontrolledinthe1790s,theNaturalizationActof

4、1798requiredimmigrantstoliveintheUSacertainyearsbeforetheybecamecitizenstolimitdensitiesofimmigrants.Nowlet’slookatthesecondwaveofimmigrantwhichhappenedbetween1840and1920.Duringthiswave,duetotheindustrialrevolution,it’sbroughtabigchangeforimmigrant,andabout80percentofimmigrantswhoabo

5、ut37millionpeoplewerefromalloverEurope.ChineseworkerscontractedtoworkinAmericancompanybeforetheylefthome.Inthe1891,tocontroltheimmigrant,theINSonlyopenedintheEllisIsland,howeverbetween1892and1954,whenEillisIslandwasclosed,about12millionimmigrantsenteredthroughthere,mostfromEurope.The

6、n,theUSgovernmentlimitedtoimmigrantwithlawswhichpassedaquotasystem.Finally,thethirdwaveintheperiodfrom1965tothepresenttime,in1965,withthequotasystemwasabolishedsothatduring1970sand1980s,about80percentoftheimmigrantswerefromLatinAmericaandAsia. Eachyear,after1965,manypeoplewantedtoimm

7、igratetotheUS. ThisledtotheImmigrationActof1990,whichraisedtheyearlylimitfrom290,000to700,000. However,from1990tothepresent,theactualnumberhascloserto1million,itispreciselybecausemanypeoplerealizethatthecountry’sgreateststrengthisthediversityofitspeople.So,theoldmeltingpotidealhasbee

8、nreplacedwit

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