<prompt> Qedela umusho olandelayo: Izinqubomgomo zakhe zahlonishwa ngokuvimbela izibhelu ezinkulu ePhiladelphia phakathi nehlobo lika-1967, kuyilapho amadolobha anenani elifanayo labamnyama baseMelika, njengeDetroit  <response>: INewark, yathinteka. Ngonyaka olandelayo, iChicago, iBaltimore, neWashington, D.C. bonke babhekana nemibhikisho emikhulu ngo-Ephreli 1968 ngemuva kokubulawa kukaMartin Luther King, Jr., futhi ukuhlaziywa kwesikhathi sikaDrew Pearson kwanikeza udumo kumunye wamaphoyisa aqinile e-USA, uKhomishani uFrank Rizzo, kanye nebutho lakhe lamaphoyisa elihlanganiswe kahle lokuvimbela imibhikisho efanayo ePhiladelphia. 