Laos, Cambodia, and Vietnam.
Answer: Charlemagne's crowning made the Byzantine Emperor redundant, and relations between the East and the West deteriorated until a formal split occurred in 1054. The Eastern Church became the Greek Orthodox Church by severing all ties with Rome and the Roman Catholic Church — from the pope to the Holy Roman Emperor on down.
Explanation:
The western settlement continued to force native americans off their land.
To shorten the journey from the East Coast to the West Coast cutting the time in half.