How did the Crusades contribute to the fall of the Byzantine empire?

How did the Crusades contribute to the fall of the Byzantine empire? The Crusaders reconquered parts of Anatolia, captured Jerusalem, and returned the land they conquered in Anatolia to the Byzantine Empire. ... This led the fall of the Byzantine Empire and the Latins to set up a Latin Empire.

Explanation:

the group i'm selecting: greeks.

a first group of greek immigrants came to the us in the 1850s. the second group came to america starting in the 1890s due to economic opportunities they didn't have back in their home caused by the hardships of ottoman rule. greek immigration was 90% male, many of them expected to work and return to greece after earning enough capital, but ultimately had to remain in the us after the greek genocide.