Doubt it. Were you actually around 'at that time', or have you just grown up in more progressive times, with a tendency to condemn anything that went before?
Evidence that he was 'more racist' than other people at the time? No - this would have been pretty much a majority opinion back then. The (absolutely correct) idea that black people are not an inferior race to white people is, in historical terms, a fairly recent concept. Go back two or three generations, and to the majority of people such an idea would have been unthinkable.
Be thankful that we have moved on - but it is a nonsense to judge the actions people took hundreds of years ago - even decades ago - by the standards of today.
I haven't judged I've reported. He's talking genocide. Exactly what Hitler started on 3 years after Churchill's speech in 1940. Nothing was said by Churchill until 1944 about extermination camps in Germany. Then it was ignored and German civilians were annihalated instead.