<prompt> Translate the following text to SwahiliIn a class action that concluded in a settlement at the end of 2000, he succeeded in changing the oppressive conditions of confinement in Philadelphias prisons.  <response>: Katika kesi ya pamoja ambayo ilifikia makubaliano mwishoni mwa mwaka 2000, alifaulu kubadilisha hali za ukandamizaji za kufungwa katika magereza ya Philadelphia. 