How and why did some American’s attitudes about the US role in the world affairs begin to change between 1889 and 1897?

Though typically, that which is called the  great schism  refers to the east-west  schism. it was the greatest  effect  of the east-west  schism  was the creation of two separate churches that had previously been mixed under one church, the eastern orthodox church and the roman catholic church.

What are the answer choices