World War I. It lasted from July 1914 until November 1918.
I think that the correct answer would be trains
Normandy. It was on the beaches and it was a bigger area than most people think...
Answer:
The Church was soon split into Roman Catholic and Orthodox Christianity because the Byzantine Empire split from Rome.
During the 11th Century, the Byzantine decided to start their own branch of Christianity.
This is when and why did the church split into Catholic and Orthodox Christianity. Hope this helps!