▁he ▁claimed ▁would ▁increase ▁black ▁and ▁His pan ic ▁divers ity ▁in ▁those ▁schools . ▁PL F ▁represents ▁Asian - American ▁parents ▁and ▁advoc acy ▁groups ▁who ▁claim ▁that ▁the ▁mayor ' s ▁plans ▁disc rimin ates ▁against ▁Asian - American ▁students ▁and ▁amounts ▁to ▁un const itution al ▁ra cial ▁bal ancing . ▁ ▁Fre edom ▁of ▁speech ▁and ▁association ▁ ▁PL F ▁successfully ▁challeng ed ▁Minnesota ▁pol ling ▁place ▁laws ▁that ▁viol ated ▁vot ers ' ▁right ▁to ▁free ▁speech ▁in ▁Minnesota ▁V ot ers ▁Alliance ▁v . ▁Mans ky . ▁The ▁Supreme ▁Court ▁held ▁ 7 – 2 ▁in ▁favor ▁of ▁PL F ' s ▁client , ▁the ▁Minnesota ▁V ot ers ▁Alliance , ▁finding ▁that ▁the ▁state ' s ▁restrictions ▁on ▁cl othing ▁worn ▁in ▁the ▁pol ling ▁place ▁were ▁not ▁reasonable ▁and ▁viol ated ▁the ▁First ▁Am end ment . ▁PL F ▁was ▁also ▁instrument al ▁in ▁over turn ing ▁a ▁Virginia ▁law ▁b anning ▁the ▁advert ising ▁of ▁happy ▁hours , ▁su ing ▁on ▁beh alf ▁of ▁restaur ateurs ▁who ▁could ▁not ▁advert ise ▁drink ▁spe ci als ▁in ▁the ▁state ▁in ▁viol ation ▁of ▁the ▁First ▁Am end ment . ▁Additionally , ▁in ▁K eller ▁v . ▁State ▁Bar ▁of ▁California , ▁PL F ▁successfully ▁cur bed ▁the ▁California ▁State ▁Bar ' s ▁use ▁of ▁comp uls ory ▁dues ▁to ▁fin ance ▁political ▁and ▁ide ological ▁activities . ▁ ▁PL F ▁represents ▁two ▁fre el ancer ▁groups ▁su ing ▁to ▁block ▁the ▁implementation ▁of ▁California ▁AB