The Pope hoped that the Eastern Church (Orthodox) and Western Church (Catholic) would be reunited as a result of the Crusades.
While there is conflict in Israel now and there was conflict in Israel during the Crusades, it is not as if the current Israeli-Palestinian Conflict is an extension of the Crusades. It is being fought by very different people for very different reasons. There have also been long periods of relative peace in the region; no major war broke out in that area from 1500-1900. The Related Question below discusses the differences between the modern conflict and the Crusades.
Trade to Europe western Europe group
The Crusades and the Inventing of the Printing Press. Additionally, the population losses sustained in Europe as a result of the Black Death made it necessary to invent new devices to save human labor.
the people who benefited from the crusades were europeans
spread of middle eastern culture and technology to Europe.
A result of the crusades was all of the Byzantine Empire
Growth in trade and in economy.
the crusades were too week to fight
The crusades were the result of the Pope wanting to get back the holy land with Jerusalem and its surrounding biblically historic cities. There were nine of them and the first four are considered to be the most important.
The Crusades increased trade and commerce.
One-third of the population died; was a cause for the crusades; lead to the end of feudalism.
The primary cause of the Crusades was for the Christians to win back the "Holy Land."
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discovery of the new worldOne indirect result of the Crusades was that the feudal system was not as strong as it had been. Another indirect result was that trade and commerce picked up.
There were a total of nine major crusades that took place between the 11th and 13th centuries. In addition to the major crusades, there were also several smaller, less significant crusades and expeditions.
increased