The world today is not the world of 1964. The Jim Crow laws are no longer in force in the Southern states of America, segregation is now viewed with horror, the afrikaaner rule over South Africa Is No More, and so on. You can't look back to 1964 and say that if it was kosher *then* it must still be kosher *now*.
Donald Trump: Israeli settlement construction in West Bank should 'keep going' (Haaretz)
from the article: Apartheid without shame or guilt