who has ask them to come & work here ? why are you not talking to begali, south peopel when you go to south & west bengal theri you have to speak the state language. do haev the gust to go in orissa or assam & speak in hindi. people are killed in assame fro speaking in hindi do you knwon that. what has MNS said that you should respect the local langugage , what wrong in it . please read the constitutuion of which this people always refere to which says that the hindi was not national language it was compromise made by teh politican who wanted to get elected in hindi hard land.
