HISTORICAL CONTEXT - RACE IN RENAISSANCE ENGLAND
At a time when global exploration and slavery were in their infancy, racism was rife in England; Elizabeth I ordered that black people should be exiled.
There was a belief in ‘The Great Chain of Being‘, which placed God at the top, followed by angels, white people, black people, and animals.
Therefore, Iago’s animalistic descriptions of Othello reflect contemporary xenophobia.