Identify three locations where Crusaders came from.

The Crusades were a series of religious wars between Christians and Muslims started primarily to secure control of holy sites considered sacred by both groups. In all, eight major Crusade expeditions occurred between 1096 and 1291. The bloody, violent and often ruthless conflicts propelled the status of European Christians, making them major players in the fight for land in the Middle East.

By the end of the 11th century, Western Europe had emerged as a significant power in its own right, though it still lagged behind other Mediterranean civilizations, such as that of the Byzantine Empire (formerly the eastern half of the Roman Empire) and the Islamic Empire of the Middle East and North Africa.

Explanation:

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a historian researching the immigration policies of the early 1900s would expect a source written today,rather than in 1910 to :

( a ) be more interested in objective data and statistics.