, ▁C . ▁Wright ▁M ills ▁claimed ▁that ▁the ▁pro let ariat ▁( collect ively ▁the ▁working - class ▁referencing ▁Marx ism ) ▁were ▁no ▁longer ▁the ▁revolution ary ▁force ; ▁the ▁new ▁agents ▁of ▁revolution ary ▁change ▁were ▁young ▁intellect uals ▁around ▁the ▁world . ▁ ▁A ▁student ▁protest ▁called ▁the ▁Free ▁Spe ech ▁Mov ement ▁took ▁place ▁during ▁the ▁ 1 9 6 4 – 1 9 6 5 ▁academic ▁year ▁on ▁the ▁campus ▁of ▁the ▁University ▁of ▁California , ▁Ber keley ▁under ▁the ▁inform al ▁leadership ▁of ▁students ▁Mario ▁Sav io , ▁Brian ▁Turner , ▁B ett ina ▁A pt he ker , ▁Steve ▁We iss man , ▁Art ▁Gold berg , ▁Jack ie ▁Gold berg , ▁and ▁others . ▁In ▁protest s ▁un pre ced ented ▁in ▁this ▁scope ▁at ▁the ▁time , ▁students ▁ins isted ▁that ▁the ▁university ▁administration ▁lift ▁the ▁ban ▁of ▁on - camp us ▁political ▁activities ▁and ▁acknow ledge ▁the ▁students ' ▁right ▁to ▁free ▁speech ▁and ▁academic ▁freedom . ▁In ▁particular , ▁on ▁ 2 ▁December ▁ 1 9 6 4 ▁on ▁the ▁steps ▁of ▁Spr oul ▁Hall , ▁Mario ▁Sav io ▁gave ▁a ▁famous ▁speech : ▁" But ▁we ' re ▁a ▁bunch ▁of ▁raw ▁materials ▁that ▁don ' t ▁mean ▁to ▁be — have ▁any ▁process ▁upon ▁us . ▁Don ' t ▁mean ▁to ▁be ▁made ▁into ▁any ▁product ! ▁Don ' t ▁mean — Don ' t ▁mean ▁to ▁end ▁up ▁being ▁bought ▁by ▁some ▁clients ▁of ▁the ▁University , ▁be