How did the crusades affect the political development of europe?

The first Crusade was successful for European leaders they were able to have the some cities such as Jerusalem, Acre, Bethlehem, and Antioch. But after that the things goes wrong.

The political perspective was a failure.

Although they did not fully achieve their religious goal, the Crusades promoted major changes across Europe, such as the reopening of the Mediterranean to European shipping and trade. This made it possible to intensify trade between the West and the East, largely interrupted by Muslim expansion.

considered the turning point in pacific war. the japanese tried to lure the american navy out so it could be destroyed but failed. the americans were led by admiral chester nimitz. the victory by america would put them on the offensive for the remainder of the war.

what are the choices btw if it was me id say the lack of money to continue with education