 Ramba uchinyora ndima iyi - Mhirizhonga yeWashington, D.C., ya1968 yakanga iri nguva yemazuva mana emhirizhonga yevagari vemo nemhirizhonga zvichitevera kuurayiwa kwemutungamiri weAmerica wekuAfrica anochengetedza kodzero dzevanhu Martin Luther King, Jr., musi waApril 4, 1968. Chikamu chenyongano huru dzokuponda Mambo dzakakanganisa maguta eU.S. anosvika 110, ayo ari muWashington, D.C. pamwe chete neaya ari muChicagouye Baltimore ndidzo dzakanga dzine nhamba huru yavatori vechikamu. Purezidhendi Lyndon B. Johnson akadana National Guard kuguta pana April 5, 1968 kuti vabetsere dhipatimendi remapurisa mukudzvinyirira nyongano. Pakupedzisira, vanhu 13 vakaurayiwa, vanhu vanenge 1 000 vakakuvadzwa uye vanopfuura 6 100 vakasungwa. 