To what does Bartolomé de Las Casas compare Native Americans in Tears of the Indians? What point does the comparison make?

The point of the comparison is that Las Casas thinks that the Native Americans aren't free and he compared them to beasts because they don't have enough freedom.

Hope it helps!

b. british workers

adopted the practice of proskynesis, a persian court custom that involved bowing down and kissing the hand of others, depending on their rank.