Answer:
one of them is because of slavery
Explanation:
The Byzantine Empire existed for nearly 1,125 years, and it’s one of the greatest empires of all time. Yet many people know little about it, other than the word “byzantine” being synonymous for highly intricate, complex, and devious dealings.
Beginning its adult life as the capital for the Eastern part of the Roman Empire, the city of Constantinople—later Byzantium, and Istanbul today—became the center of an extremely vibrant society that preserved Greek and Roman traditions while much of Western Europe slipped into the Dark Ages. The Byzantine Empire protected Western Europe’s legacy until barbarism waned, when finally the preserved Greek and Roman masterworks opened the eyes of Europeans and stoked the fires of the Renaissance.
Many historians have agreed that without Byzantium to protect it, Europe would have been overrun by the tide of Islamic invaders. The purpose of this list is for the readers to take an accurate historical journey—based on real facts—very much worth taking.
The potatoes crop failed in Ireland and caused a great famine that killed over one million people during the 1840's.
He believed that the fourteenth point was the most important one because he wanted to establish the League of Nations to prevent such terrible events like world war one. His desire failed but the United Nations were formed after world war 2 because they really wanted to stop the horrors from happening again.