<prompt> tafadhali geuza maudhui haya ya swahili kwenda kwa kiingereza.milipuko hiyo inakuja wakati ambapo kuna kuongezeka kwa vurugu wakati marekani inataka kuondoa askari wake wote kutoka afghanistan ifikapo tarehe 11 septemba.  <response>: the explosions occur against a background of increasing violence as the united states prepares to withdraw all of its troops from afghanistan by september 11th. 