A historian wants to know how the Gulf War was fought. Which of the following is an appropriate way to use primary sources to answer this
question?

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.

How did tyrants attempt to gain the approval of common citizens?

How did the incas unite the andes mountains?