Meanings of superior races in English

Shall we be crushed in the collision of these superior races?

The civilising influences they required could come only from contact with superior races.

And others insidiously argue that they apply only to ' superior races.'

The Romans were never subdued, but all nations were subdued by them-even superior races.

And others insidiously argue that they apply to " superior races."

But as yet no such evidence exists, and all talk of superior races must be dismissed as nonsense.

The whole conception of superior races is merely a myth generated by the overweening self-esteem of the holders of power.

Some merely looked out over the sea with a childish curiosity, anxious to become acquainted with this new diabolical toy, invented by the superior races.

We are filled with admiration by all these trophies of genius, and cannot but feel that only superior races could have accomplished such mighty triumphs.

'All the superior races in all the superior climes.'