What caused the final fall of the byzantine empire? slavic invasions iconoclasts justinian's plague attack from the ottomans

The final fall of the Byzantine Empire was caused by attacks from the Ottomans.

The Byzantine Empire fell, and Islam spread  into Eastern Europe. The Byzantine Empire fell in 1453. The main reason of its fall was a significant number of attacks made by the Ottoman Turks. In 1454, Constantinople finally surrendered to them.

The correct answer is “Attack from Ottomans”

The final fall of the Byzantine Empire was accomplished by the siege of Constantinople. Constantinople was one of the most heavily fortified cities in the world, it was defended by 10 thousand men.

Because of this, the siege lasted more than 50 days, the Ottoman empire had 100 thousand men on their side and used a cannon to destroy the walls and enter the city. When the city was taken by the Ottoman Empire it was renamed Istanbul.

world war i began in 1914, after the assassination of archduke franz ferdinand, and lasted until 1918. during the conflict, germany, austria-hungary, bulgaria and the ottoman empire (the central powers) fought against great britain, france, russia, italy, romania, japan and the united states (the allied powers). to new military technologies and the horrors of trench warfare, world war i saw unprecedented levels of carnage and destruction. by the time the war was over and the allied powers claimed victory, more than 16 million people—soldiers and civilians alike—were dead.

explanation:

1. it was caused by feudalism

2. charlemagne used christianity as a major cornerstone for his rule. cloisters were built all over the empire to act as centers for the (re)population of the vast european wilderness.

3. the europeans feared the next raid every time chetak

i'm not so sure about #6. but i hope i you with the first 3.