▁attacked ▁the ▁police ▁and ▁v andal ised ▁the ▁police ▁station ▁of ▁Kal ia ch ak ▁area . ▁ ▁A ▁section ▁of ▁that ▁protest ▁r ally ▁turned ▁violent ▁when ▁inf ur ious ▁protest ors ▁tried ▁to ▁broke ▁bar ric ades ▁and ▁confront ed ▁the ▁police ▁and ▁Border ▁Security ▁Force ▁( BS F ). ▁M ob ▁v andal ized ▁Kal ia ch ak ▁Police ▁station , ▁block ▁development ▁office ▁and ▁public ▁property ▁inj uring ▁ 3 0 ▁polic emen . ▁Several ▁private ▁and ▁government ▁vehicles ▁including ▁B SF ▁and ▁North ▁Beng al ▁State ▁Transport ▁Corporation ▁( NB ST C ) ▁vehicles ▁were ▁tor ched . ▁The ▁train ▁service ▁was ▁dist urbed ▁as ▁protest ers ▁blocked ▁railway ▁tracks ▁at ▁K halt ip ur ▁railway ▁station . ▁ ▁Background ▁▁ ▁Mal da ▁district ▁of ▁West ▁Beng al ▁has ▁a ▁mixed ▁population ▁compr ising ▁H ind us ▁and ▁Muslim s . ▁According ▁to ▁ 2 0 1 1 ▁Census ▁of ▁India , ▁Mal da ▁district ▁is ▁one ▁of ▁such ▁districts ▁in ▁India ▁which ▁has ▁Muslim ▁population ▁compar able ▁to ▁the ▁H indu ▁population ▁where ▁in ▁Kal ich ak ▁block ▁Muslim ▁population ▁shares ▁the ▁major ▁proportion . ▁This ▁district ▁also ▁shares ▁border ▁with ▁Indian ▁state ▁Bi har ▁and ▁J h ark hand , ▁also ▁an ▁international ▁border ▁with ▁Bang l adesh . ▁This ▁place ▁is ▁considered ▁to ▁be ▁a ▁safe ▁passage ▁of ▁illegal ▁drug ▁ma f ia ▁as ▁well ▁as ▁po ppy ▁trad ers . ▁ ▁Rem arks ▁on ▁hom osex ual ity ▁ ▁Section ▁ 3 7 7