intellectuals faced off in a debate in england at cambridge iversity's debating society-- the cambridge union. it was a debate about race: one that still fascinates and resonates today and is the subject of a new book. newshour weekend's zachary green has our story. >> the trouble in america where the negro community is concerned is a very complicated one. >> it comes as a great shock to discover that the country-- which is your birthplace and to which you owe your life and your identity-- has not in its whol o systreality evolved any place for you. >> reporter: on the evening of tufebruary 18, 1965, two cl william f. buckley squared off in-person for the first time.n more t years later, the debate still resonates. potical science professor nicholas buccola of linfield college in oregothwas so taken he skirmish that he wrote a book about it: "the fire is upon us. >> it just seemed to me just such a dramatic moment and such. an important o so these two movements that did so much to define 20th century political history-- to have these two figures clashing was just-- just irresistible. >> repor