several 100 policeshutdownanillegalraveinnorthwesternFranceonSaturday.
IthadbeenunderwaysinceNewYear's Eve, defying a curfewandrestrictionsonmassgatherings, accordingtoofficials.
Around 2500 revelersfromacrossthecountryattendedthepartyin a disusedwarehouseinJohannearinsomeclashwithpoliceassoonasthepartykickedoffonThursdayevening, needingtheforcetoewaitforreinforcementstobedeployedbeforemovingintoendtherave.