Why immigrants and factory owners worked together but often lived in different parts of a city?

What does this map indicate about the crusades? (1 point) the crusades were a direct result of muslim conquest of jerusalem. o much of the holy land had been under muslim control for centuries before the crusades began. the crusades were a direct result of muslim invasion of tours. japan land bordering the mediterranean sea was not a concern for crusaders.

Which empire was called "the sick man of europe? "

What was charles townshends development of a crop rotation system important to the industrial revelotion