For europeans, what were the positive results of the crusades?

How did the union blockade of the southern coast affect the confederacy? it forced the confederacy to build new railroads. it contributed to shortages of weapons and food. it encouraged europe to trade with the south. it halted all trade, leaving the south without supplies.

Hurrywhich of the following is characteristic of judicial restraint? basing decisions on previous decisionsoverturning existing legal precedentsdeclaring that the constitution must be changedinterpreting the constitution using a new method

What clause(s) expanded the power of the executive branch, especially relating to foreign policy?