What led to the demise of the Byzantine Empire?

The Byzantine Empire fell in 1453. The immediate cause of its fall was pressure by the Ottoman Turks. ... Ironically enough, the major cause of the decline of the Byzantine Empire (what made it weak enough to fall to the Ottomans) was the Crusades. The Crusades were supposed to be Christian wars against Muslims. Hope it helps. im in 7th and we just learned this last month!

Explanation:

in what process is there a multiple choice answer?

the first settlements began along the huang river because of the importance of the huang river in the beginning of china. it goes back to the story, “the tale of emperor yu”, which references the tale of the great flood, which was caused by the huang river and was believed to create and influence china’s making.