Explain what feudalism was and what the roles of the lords and vassals were.

Feudalism was the social system during medieval Europe. The roles of lords was to give their loyalty ad military assistance to the king. The role of the vassals was to give homage and military service to the lords. I hope this helps:))

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.

the answer to your question is true