In 1054, the west and east roman empires began to have different religious beliefs and split their churches apart. this division is known as?

The East-West Schism

Explanation:

The East-West Schism is the definition of the separation between Eastern Christian churches and the Western Church. The Schism was the result of a gradual separation that happened during centuries.

The churches developed different beliefs, for example, the Eastern Church of the Byzantine Empire demanded the destruction or prohibition of religious icons and other images and monuments, something that the Western Church of the Holy Roman Empire did not agree with.

john maynard keynes developed new economic theories in response to the stock market crash of 1929. great depression of the 1930s. first and second world wars. economic boom of the 1950s.

while it was true that the cotton gin reduced the labor of removing seeds, it did not reduce the need for slaves to grow and pick the cotton.

explanation:

before eli whitney's invention of the cotton gin, picking and cleaning cotton was a slow, labor-intensive job. workers, usually slaves, had to pick the seeds from the cotton fibers by hand. this invention made it possible to grow large amounts of cotton on big farms and make money.