4. The pilgrimage to Mecca which is required of all physically and financially able Muslims is called the

Whose writings were the source of the idea that people have a right to abolish and replace a government that violates their natural rights?

Select the correct answer.when alexander the great ruled his empire, he spread greek culture and increased his empire's wealth. along the way, he founded many cities, most of which he named after himself. review the following map. how did alexandria's location affect trade? a. it forced people to rely on shipping to trade with other nations. b. it brought together people from the west and east for trade. c. it led to conflicts between regions of the empire. d. it forced people to pay tribute to alexander as their leader.

Which of the following was probably the most difficult challenge facing construction of the railroad?